CBSE X Physics Magnetic Effects of Electric Current
the force acting on a current carrying conductor is due to interaction between
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3rd September 2015
9:20 PM
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CBSE XII Science Physics Moving Charges and Magnetism
drive the expression for the magnetic field around a straight current carrying conductor of finite size?
please explain in detail. earlier because tomorrow is my exam.
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24th November 2017
9:29 AM
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CBSE XII Science Physics Moving Charges and Magnetism
Sir , please explain the solved example,I did not understand it properly
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1st December 2017
11:30 AM
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CBSE XII Science Physics
Please explain it in detail and earlier
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10th January 2018
6:43 PM
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JEE Plances JEE (Main) Physics Moving Charges and Magnetism
Two concentric circular coils is having 10 turns with radius 0.2 metre and 0.4 metre carrying current 0.2 ampere and 0.3 ampere respectively in opposite direction in the magnetic field at the centre is
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23rd May 2018
9:53 PM
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CBSE X Physics Magnetic Effects of Electric Current
Name two types of effects produced by electric current ?
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15th June 2018
1:04 PM
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CBSE VII Science Electric Current and its Effects
Manav made an electric circuit and placed a magnetic compass near it. What will happen to the magnetic needle when he switches the circuit ' ON '? Justify your answer.
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25th August 2018
2:51 PM
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ICSE X Physics Electromagnetism
how does no of times a coil rotated is affected by position of magnet
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27th August 2018
5:05 PM
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CBSE X Physics
why does electric current carrying wire behaves like a magnet?
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29th October 2018
10:42 PM
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CBSE VIII Science
Three plotting compasses are placed close to a current carrying wire wrapped around an insulator as shown in fig.How many compass needles will change direction if the current through the wire is increased?
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18th November 2018
10:27 AM
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CBSE X Physics Magnetic Effects of Electric Current
Two coplanar concentric circular conductors made of same wire of same material and thickness connected to batteries of 20 V and 16V respectively and are of radii 5 cam and 10 cm respectively. If the resistance of inner coil is 4 ohm, find magnetic induction at centre O.
Asked by acv27joy
16th December 2018
6:36 PM
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CBSE X Physics Magnetic Effects of Electric Current
In what direction will a magnetic compass deflect if it is placed on the west side of a wire which is carrying current in a vertically upward direction?
Asked by KONDA VENKATA KHEERTHANA
20th December 2018
9:02 PM
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NEET NEET Physics Current Electricity
An electron is performing circular orbit of radius r and angular velocity omega. Find the magnetic field at centre.
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14th January 2019
8:04 PM
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CBSE VII
An .............. behave like a magnet when an electric current passes through it.
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6th February 2019
10:18 AM
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CBSE X Science
what does it mean by like magnetic needle is placed in plane of paper .plane of paper eans how is it kept?
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15th February 2019
9:30 AM
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CBSE XII Science Physics Magnetism and Matter
Find the magnitude and direction
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1st March 2019
12:44 AM
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JEE Main Physics Magnetic Effects of Current and Magnetism
the expression for the potential energy of acurrent loop when it is placed in amagnetic field
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29th March 2019
9:43 PM
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CBSE XII Science Physics Moving Charges and Magnetism
Sir Pl solve questions no 18
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29th March 2019
10:54 PM
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NEET NEET Physics
battery is connected between point X and y on the circumference of uniform conducting ring of radius a and resistance R, . the smaller arc between X and y substance and angle 60 degree at the centre and magnetic induction at O due to current in the small arc is 0.1 tesla in outward direction. magnetic induction at O produce current in large arc between X and y is:- 1) 0.6T in the inward direction. 2)0.1T in the inward direction. 3)0.6T in the outward direction. 4)0.1 T in outward direction.
Asked by jhajuhi19
25th April 2019
6:21 PM
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NEET NEET Physics Magnetic Effects of Current and Magnetism
A toroid having inner and Outer diameter with 5 centimetre and 10 centimetre carrying a current of 10 ampere if it consists 20 turns find the magnetic field due to toroid
Asked by k_shubhankit16122001
12th September 2019
11:52 AM
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NEET NEET Physics Magnetic Effects of Current and Magnetism
Please answer this
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2nd November 2019
4:28 PM
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ICSE X Physics Electromagnetism
Two circular loop of radii 10cm and 40cm carries current of 1A and 2A respectively. Find the ratio of magnitude of magnetic field at their centres
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5th November 2019
5:49 PM
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CBSE X Physics
Give me answer fast plzzzz
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1st January 2020
6:44 PM
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CBSE X Physics Magnetic Effects of Electric Current
Describe an activity to 1) demonstrate the pattern of magnetic field lines around a straight conductor carrying current and 2) find the direction of the magnetic field produced for a given direction of current in a conductor. Answer has not been uploaded for this question even though it says that it has been answered
Asked by subbukum
26th January 2020
2:04 PM
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CBSE VII Science Electric Current and its Effects
What happens when we increase the number of turns in a solenoid?
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5th February 2020
6:52 PM
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CBSE XII Science Physics Moving Charges and Magnetism
pls explain
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13th June 2020
2:24 PM
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CBSE XII Science Physics Atoms
A loop of irregular shape carrying current is located in an external magnetic field. If the wire is flexible, why does it change to a circular shape?
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13th August 2020
10:02 AM
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JEE Main Physics
Help me solving the doubt. I need The Explanation & Correct option.
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23rd August 2020
9:39 AM
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CBSE XI Science Physics
an electron beam is subjected to perpendicular electric and magnetic field of 5×10-4 and 3×10-3 respecticely if there is no deflection the velocity of electron is
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24th August 2020
6:18 AM
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CBSE XII Science Physics
explain, why two wires carrying current in opposite directions repel each other
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13th September 2020
10:42 PM
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ICSE X Physics Electromagnetism
explain an activaty to plot the magnetic field lines produced around a straight current carrying conductor
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2nd May 2021
8:56 PM
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CBSE X Physics Magnetic Effects of Electric Current
if the current is flowing in the diretioning of magnetic field lines
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10th December 2021
8:18 PM
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ICSE X Physics Electromagnetism
Does AC current create magnetic effect?
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12th January 2022
6:28 PM
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CBSE VII Science Electric Current and its Effects
name any two effects of electric current
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19th February 2024
3:53 PM
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