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# Electric Field

## ele. field

Asked by 3rd March 2008 3:06 PM

## An electron beam is moving from nortth to south and magnetic field is downwards what will be the direction of force . Plz explain with detail

Asked by lovemaan5500 1st November 2017 7:32 PM

## I need the solutions urgently. and please explain the solution thoroughly step wise

Asked by Arushi Juyal 13th December 2017 7:11 AM

## Is electric intensity same as electric field? When is the flux  0,dA is parallel or perpendicular to intensity?

Asked by dasputemanoj81 15th December 2017 6:36 PM

## A test charge q is moved without acceleration from A(6,0) to C (2,0) along the path from A to B to C IN ELECTRIC FIELD E  CALCULATE THE PD ACROSS A TO C AT WHICH POINT (OF THESE TWO) THE ELECTRIC POTENTIAL IS MORE AND WHY??

Asked by vasturushi 28th December 2017 12:38 PM

## Explain it in detail

Asked by amitjena226 30th December 2017 9:35 AM

## A charge of 17.7* 10^-4 C is distributed uniformly over a large sheet of area 200 m^2.Calculate the electric field intensity at a distance of 20 cm from it in air.

Asked by Balbir 20th February 2018 1:09 PM

## Effective speed of current is nearly equal to speed of light while order of drift velocity is 10^-⁴. Please explain this contrast

Asked by ashutosh25807 22nd February 2018 11:33 AM

### CBSE XII Science Physics

Asked by Balbir 23rd February 2018 10:33 AM

## derive an expression for the electric field at a point due to a system  of charges.

Asked by Balan 26th March 2018 1:01 PM

## using gauss's law derive an expression for electric field intensity long, straight line of linear charge density ø per cm.

Asked by Balan 26th March 2018 1:39 PM

## two charges q1 and q2 are placed at (2,0) and (-2,0) respectively. q1=q2=1microcoloumb. three points 1,2 and 3 are situated (3,0),(0,-2) and (-2,3) respectively. find electric force at the three points

Asked by my3shyll 23rd April 2018 6:23 PM

## Calculate net electric field at the centre of a square of charges q,-Q,-q,Q.

Asked by shivamsaraswat484 23rd April 2018 6:51 PM

## Two point charges of minus 16 microcoulomb and + 18 microcoulomb are placed 8 cm apart find the position of the point where electric field is zero

Asked by navneetkumar121999 25th April 2018 7:21 PM

## When a positive point charge is placed in the electric field of another point charge, how can the field decrease?

Asked by Shanthiswaroop Srinivas 26th April 2018 6:13 AM

## area vector of a surface is normal outwards to it.Then how are e-field lines perpendicular to th surface of a sphere ?they make an angle of zero degree with area vector

Asked by Girijeshpandey.rjil 26th April 2018 6:43 AM

## Question:A thin fixed ring of radius 2 has a positive charge of 10^-6C and uniformly distributed over it .A particle of mass 0.9 g and having a negative charge of 10^-7C is placed on the axis at a distance of 2 cm  from the center of the ring show tha the motion of charged particle is approximately s.h.m Also calculate the time period

Asked by Girijeshpandey.rjil 28th April 2018 3:19 PM

## how do ifind electric field due to a uniformly charged ring on a point inside it

Asked by Girijeshpandey.rjil 28th April 2018 3:24 PM

## If point charges of equal magnitude are kept at five vertices of a pentagon, how will the resulting electric field at the centre be zero? Please explain it with a mathematical proof.

Asked by Shanthiswaroop Srinivas 2nd May 2018 6:44 AM

## if the electric potential is same between two points,what can you tell about field strength between them?

Asked by my3shyll 9th May 2018 10:56 PM

## Three charges each equal to q are placed at the three corner of a square of side a .find electric field at the fourth corner

Asked by Abhinashnayak672 11th May 2018 11:52 AM

## A charge Q Is at center of a square if electric field intensity at the corners is E1 and intensity at midpoint is E2 then what is the ratio of E1 to E2

Asked by tandonyashika 11th May 2018 8:44 PM

### JEE Plances JEE (Main) Physics

Asked by venkat 14th May 2018 9:59 AM

## give me solution

Asked by venkat 14th May 2018 10:24 AM

## How  does  the  CHARGE, CAPACITY, POTENTIAL ,  ELECTRIC FIELD and  ENERGY  associated wih a  capacitor   changes  when  the  SEPERATION between  the PLATES  INCREASES [A] when BATTERY  IS  DISCONNECTED  [B] when  BATTERY  IS  CONNECTED

Asked by pardeepkumar2281 22nd May 2018 10:35 PM

## Assertion :- Electric field inside a current carrying wire is zero. Reason :- Net charge in a current carrying wire is non zero.

Asked by minipkda 24th May 2018 11:27 AM

## 2 small spheres AandB Are charged with +10 and+20 coulomb separated by a distance of 80cm .electc field at a point   on the centres of the sphere where will it be 0

Asked by tandonyashika 5th June 2018 11:29 AM

## sir can you tell me that when thunder strikes then the absorbers absorbes it and then send it to the ground but why thunder strikes doesn't affects aeroplane even though it is not connected with ground level and its contact with ground is so near ???????????????

Asked by krishdabhoya2003 27th June 2018 9:29 PM

## why we introduce the concept electric field in electrostatics ? give one benefit of it

Asked by nil.rudra2001 28th June 2018 4:30 PM

## The electric field E due to any point charge near it is defind E=lim f/q where q is the test charge. what is the physical significance of taking limit tends to zero in this expression ? Draw the electric field lines of point charge when Q>0 and Q<0.

Asked by aksingh8080 4th July 2018 9:32 PM

## Please explain in simple language.. A long charged cylinder of linear charge density +lambda 1 is surrounded by a hollow coaxial conducting cylinder of linear charge density -lambda 2. Use Gauss's law to obtain expression for the electric field at (1)a point in the space between the cylinders, (2)outside the larger cylinder.

Asked by lekhakarthikeyan 20th August 2018 12:00 AM

### NEET1 NEET1 Physics

Asked by Deepak 10th September 2018 2:40 PM

## if x y plane is an equipotential surface what is the direction of electric field in the cartesian coordinate system?

Asked by my3shyll 24th September 2018 7:24 PM

## Sir solve it

Asked by venkat 24th October 2018 3:58 PM

## Solve it

Asked by venkat 27th October 2018 10:12 AM

## obtain an expression showing the relation between the current density in a current carrying conductor the is drift velocity the number of free electrons per unit volume and the electronic charge  derive an expression for drift velocity of free electrons

Asked by awanishraj254 30th December 2018 10:46 PM

## An electron of energy10^3 eV is fired normally to the infinite.Conducting plate from 5mm.Calculate the minimum surface charge density on the conducting plate so that electron does not strike the plate .

Asked by agarrajeev06 8th January 2019 11:23 PM

## The area of metallic plate is 10^-2m^2.A charge of 10 micro C is given to the plate . Determine the electric field at a point near the plate

Asked by agarrajeev06 9th January 2019 9:20 AM

## please solve the question in the picture.

Asked by rohitraman1115 12th January 2019 12:12 PM

### NEET NEET Physics Electrostatics

Asked by deepakudgiri29 22nd January 2019 6:01 PM

## A) Two charges +4esu and +9 esu are situated at a distance of 10 cm . A unit charge is situated at a point on the line joining the charges.  At what point the unit charge experiences a force which is  (a) equal and opposite,(b)equal and in the same direction? B) Two conductors have resistance R1 and R2 at 0°C. Their temperature coefficients of resistances are a1 and a2 respectively.  Show that the temperature coefficients of their equivalent resistances when joined in series and in parallel are respectively   (R1a1+R2a2)/(R1+R2) and (R1a2+R2a1)/(R1+R2)

Asked by mridulabarua05 7th February 2019 9:21 AM

## A point charge +Q

Asked by alanpeter9611 1st March 2019 12:50 AM

## Two infinity large plane

Asked by alanpeter9611 2nd March 2019 12:57 AM

## a proton(q,m),a deutron(q,2m) and an alpha particle(q,4m) moves perpendicular to the electric field with same -1)velocity 2)momentum 3)kinetic energy.Find ratio of deflection in each case?

Asked by sujitrumaroy 17th March 2019 11:09 PM

## two charges q,-q are placed at (0,0,a) and (0,0,-a).Find out the electric field at (0,0,z) and (k,0,0)?

Asked by sujitrumaroy 17th March 2019 11:14 PM

## DO A CHARGED BODY EXERT FORCE ON UNCHARGED BODY ? IF YES WHY ?

Asked by salujavinit123 24th March 2019 4:47 PM

## Q no 2

Asked by manasvijha 25th March 2019 7:40 AM

## Plzz explain

Asked by dharaelect 27th March 2019 1:58 PM

## Q.If an electron has an initial velocity in a direction different from that of an electric field,then the path of the electron is.....

Asked by Vidushi412 27th March 2019 7:36 PM

## Plzz explain

Asked by dharaelect 27th March 2019 10:28 PM

## Why do the electric field lines never cross each other

Asked by brarkhush363 8th April 2019 6:52 PM

### NEET NEET Physics Electrostatics

Asked by 22bakugoku 20th April 2019 1:05 PM

## An electron is projected with velocity 10^7m/s at an angle  A=30 degrees with horizontal in a region of uniform electric field  of 500N/C vertically upwards.Find the maximum distance covered by an electron in vertical direction above its initial  level.

Asked by jmorakhia 26th April 2019 10:54 PM

## A point charge is projected along the axis of circular ring of  charge Q and radius10(2)^1/2 cm.the distance of the point charge from the centre of the ring,where the acceleration of the charged particle is maximum,will be

Asked by jmorakhia 26th April 2019 10:55 PM

### CBSE XII Science Physics Electric Charges and Fields

Asked by dineshchem108 28th April 2019 11:01 PM

## Please give solution of the given figure.

Asked by anshuman.anshuman090 12th May 2019 7:17 PM

## A charge of 17.7 ×10^-4 c is distributed uniformly over a large sheet of area 200 m^2 .calculate the electric field intensity at a distance 20 cm from it in air

Asked by shiksha.jha2305 23rd May 2019 12:10 PM

## Question:A particle having a mass of 10–2 kg carries a charge of 5 × 10–6 C. The particle is given an initial horizontal velocity of 105 ms–1 in the presence of electric field  and magnetic field . To keep the particle moving in a horizontal direction, it is necessary that     (1)  should be perpendicular to the direction of velocity and  should be along the direction of velocity.     (2) Both  and  should be along the direction of velocity.     (3) Both  and  are mutually perpendicular and perpendicular to the direction of velocity.     (4)  should be along the direction of velocity and  should be perpendicular to the direction of velocity.     Which one of the following pairs of statements is possible?   1.   (1) and (3)  2. (3) and (4) 3.  (2) and (3)  4.  (2) and (4)

Asked by minipkda 26th May 2019 3:17 PM

## The magnitude of electric field E in the annular region of a charged cylindrical capacitor is .Please explain. Ans is varies as 1/r, where r is the distance from the axis

Asked by valavanvino1011 12th June 2019 3:51 AM

## a copper wire ring of radius 15cm is given a charge 100uc.find the electric potential and the intensities at the center of the ring and the point on the axis at a distance 10cm from its center

Asked by bhushankr113 13th June 2019 10:20 PM

## Why is the electric field in a capacitor after introduction of dielectric= (sigma -sigma p)/ epsilon . Where sigma is surface charge density and sigma p is surface charge density of the polarised dielectric.

Asked by prakriti12oct 4th July 2019 9:31 PM

## HELP NEEDED WITH THIS PHYSICS PROBLEM

Asked by astutijoshi 25th July 2019 10:27 PM

## HELP

Asked by astutijoshi 28th July 2019 4:01 PM

## How  time varying magnetic field produces time varyimg magnetic field?pls try to  explain in theory not mathematical concept

Asked by ashutosharnold1998 23rd August 2019 10:46 PM

## sir infinite rod se toh uniform electirc field hogi toh dE toh zero ho jayega na ?

Asked by honey.dronstudy 28th August 2019 2:36 PM

## 4 charges are placed on corners of a square having side of 5cm. If Q is one microcoulomb, then electric field intensity at center will be?

Asked by evangelinearunkumar 29th August 2019 10:33 PM

### JEE Main Physics

Asked by subhrajayanta64 15th September 2019 12:27 AM

## If any electric field exists in the conductor ,it would produce ordered motion of electrons without expense of external energy.This violates law of conservation of energy.PLEASE EXPLAIN THESE LINES

Asked by govtsecschoolnayaganv051 13th October 2019 7:55 AM

## Semi infinite rod having linear charge density  lemda . Find the electric field at a distance  r from the one end of rod & normal  to the rod .

Asked by Shravanraj280 25th November 2019 12:22 AM

## ELECTRIC FIELD ⭕ Help me in this question.... Thanks ☺️ ✓↪️ plz, refer to attachment ↩️

Asked by jhajuhi19 27th November 2019 11:50 PM

## Pl ans

### NEET NEET Physics

Asked by Prashant DIGHE 6th December 2019 10:31 PM

## When plug is pulled ,then a spark is shown why

### CBSE XII Science Physics

Asked by khandanya2 23rd January 2020 5:06 PM

### NEET NEET Physics

Asked by Prashant DIGHE 27th January 2020 10:39 PM

## why is the electrostatic field always normal to surface of any charged conductor?

Asked by prakriti12oct 6th February 2020 1:45 AM

## energy associated with a moving charges with due to

Asked by sunithakeerthimonishkumar 4th April 2020 10:34 AM

## a charge + q is placed at each of the four corners of a square of side a. what charge should be placed at the centre of the square so that entire system remain in equilibrium ?

Asked by nishatrivedi55 13th April 2020 7:18 PM

## this one

Asked by sg104439 24th April 2020 1:03 PM

## what is electric field intensity at the centre of the ring

Asked by abdullah798155 4th May 2020 3:44 PM

## for what value of x the electric field intensity is maximum on the axial line of the circular ring

Asked by sowmyagod246 5th May 2020 12:45 PM

### CBSE XII Science Physics Electric Charges and Fields

Asked by sreenivasa.pathange 6th May 2020 11:51 AM

## Fig shows a plastic ball of mass m suspended by a light string in a uniform field of intensity e.the ball comes in equilibrium at an angle thita .if ex and ey are the x component and y component of the electric field, find the charge on the ball and the tension in the string

Asked by sharmashiva3667.12sdatl 7th June 2020 9:26 AM

## In fig three point charges q,-2q are q are placed along the x axis. Show that the electric field at p along the y axis is E =(1/4×3.14×e knot)×(3qa^2/y^4),when y>>a.

Asked by sharmashiva3667.12sdatl 8th June 2020 8:32 PM

## what is electric field

Asked by Sourabhsaha1299 25th June 2020 5:04 PM

## An electric dipole moment 4x10^-9 cm is aligned at 30°with the direction of a uniform electric field of magnitude 5x10^4 NC^-1.calculate the magnitude of the torque acting on the dipole?

Asked by mayaunni486 6th July 2020 11:26 AM

## hello, can we find the electric potential if the electric field is given? As the potential is scalar and field is a vector how can we related them ?

Asked by Kulendiran.c 23rd July 2020 7:30 PM

## why are electric field is zero in a cavity in a conductor

Asked by gov622488 16th April 2021 5:14 PM

### JEE Main Physics Electrostatics

Asked by raos9979 20th April 2021 10:10 AM

## State Gauss's theorem ? Derive the expression for electric field due Spherical hollow conductor and infinitely charged sheet and linearly charged conductors.

Asked by avaneesh1162 13th June 2021 8:56 AM

## hello mam When a potential difference of 1.5 V is applied across a wire of length 0.2 m and area of  cross-section 0.30 mm^2 , a current of 2.4 A flows through the wire. If the number density of  free electrons in the wire is 8.4 X 10^28 m^-3 , calculate the average relaxation time.

Asked by seeni2005 22nd June 2021 4:15 PM

## What is the relation between electric field and potential difference?

Asked by yashrajgharte24.12dgatl 19th July 2021 3:41 PM

## There is one charged tiny spherical oil drop and the magnitude of electric field intensity at a point on its surface is E. If n such drops are combined to make a single drop then what will be the net electric field intensity at a point on the surface of the bigger spherical drop. Assume that charge is uniformly distributed over the volume of oil drop.

Asked by jangraarti2 31st July 2021 7:12 PM

## how the electric field b/w parallel plate capacitor comes out to be sigma/€•

Asked by yashrajgharte24.12dgatl 6th August 2021 9:02 PM

### NEET NEET Physics Electrostatics

Asked by rekhapremkumar25 27th August 2021 7:06 AM

## electric charges and field and flux

Asked by mamathakishore4862 3rd September 2021 7:29 AM

## Two point charges 2 C and 3 uC are placed at two comers of an equilateral triangle of side 20 cm in free space. Calculate the magnitude of resultant electric field at the third corner of the triangle. If an & - particle is placed at the third corner, what is the force acting on it? (Charge on & – particle is 3.2 x 10-19 €).

Asked by vedhachethan 19th September 2021 1:20 PM

## the electric field due to a positive charge at a distance 2m is 4N\c it's magnitude at distance of 4m will be

Asked by siddarthamayuri 23rd May 2022 7:47 PM

## a conducting sphere is charged upto 2 uc. if the radius of sphere is 10 cm, then the electric field due to this charged system, at 5 cm from the centre of sphere, will be

Asked by carnivalgirl8421 29th June 2022 11:18 AM

## how to think

Asked by ansh.bharso 16th August 2022 1:42 PM

### CBSE XII Science Physics Electric Charges and Fields

Asked by r01raunak 23rd May 2023 10:24 AM

## pls provide a detailed solution

Asked by aaryamanmodern 6th August 2023 7:12 PM

## what is electric field intensity? What is its S.I unit?

Asked by glorialyanzaw 13th October 2023 5:53 PM

## point charge 1.5*10to the power -3 and 0.5 are placed at corner A and C of a right angled triangle ABC such that AB= 1.2m and BC= 0.5m find the resultant electric field at B

Asked by shashinayaka032 1st December 2023 8:52 PM

## d derive an expression for electric field intensity due to uniformly charged ring on it axix

Asked by kalsichaitanya 30th December 2023 4:08 PM

## A parallel-plate capacitor has a plate area of 100c * m ^ 2 and a plate separation of 2.0 cm. has been charged up to 3000 V by a battery. Now, (i) after disconnecting the battery, (ii) keeping the battery connected, the distance between the plates is increased to 5.0 cm intensity of electric field between the plates and the energy of the capacitor. ( epsilon_{0} = 8.85 * 10 ^ - 12 * F * m ^ - 1

Asked by khankaifi178 8th January 2024 10:12 PM

## Define Electric dipole. Derive an expression for electric feild intensity at a point situated at a distance r from electric dipole

Asked by millionairekishan 25th January 2024 12:34 PM

## two positive charges of 1 micro columb and 2 micro columb are placed 1 metre apart , the value of electric field at the mid point

Asked by bhaktisheetal1234 18th March 2024 11:27 PM

## a charge of 2microcoulomb experience a force of 6N when placed at a point in an electric field .find electric field at that point

Asked by manishamunda787 2nd April 2024 11:07 AM

## what is the mass of the bidy

Asked by amlanmcob 6th April 2024 12:27 PM