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Workdone

ICSE X Physics Work, Energy and Power

Question Img29h ques

Asked by lovemaan5500 27th December 2017 1:35 PM
Answered by Expert

ICSE X Physics

What should be the angle bw the force and displacement to get the minimum work

Asked by lovemaan5500 15th March 2018 7:30 AM
Answered by Expert

CBSE XII Science Physics

can you move a charge in an electric field without work done and how?

Asked by my3shyll 9th May 2018 10:59 PM
Answered by Expert

ICSE IX Physics

A 50kg man with 20kg load on his head climbs up 20 steps of 0.25m height each.The work done on climbing is?

Asked by girishbiswal 21st May 2018 7:29 PM
Answered by Expert

ICSE VIII Physics

Tell me fast sir.

Asked by jsa788153 19th August 2018 3:49 PM
Answered by Expert

ICSE X Physics

Person coming down by lift or  slope or stairs. Which case work done is more and why?

Asked by biplabkanti71 16th September 2018 8:15 AM
Answered by Expert

ICSE VIII Maths

If 15 men can do a job in 24 days,in how many days will 40 men complete the same job?

Asked by lucy 19th September 2018 9:55 PM
Answered by Expert

ICSE VI Maths

If 8 people take 1 hour to load 5760 bricks on a truck, how long would it take 6 people to load 5760 bricks on the truck 

Asked by nikitasuresh0 24th September 2018 9:48 PM
Answered by Expert

ICSE XI Science Physics

1st numerical plz

Asked by lovemaan5500 29th September 2018 8:54 PM
Answered by Expert

CBSE XII Science Physics

Shouldn't it be 8 - 3.5 = 4.5 ?

Asked by jay7venture 6th October 2018 8:55 PM
Answered by Expert

CBSE IX Physics

A body of mass 250 kg is lifted 5 meters above the ground. Calculate th work done by it

Asked by ranendrachandrabhattacharjee 7th November 2018 9:34 AM
Answered by Expert

ICSE IX Physics

How work done = difference between k.e

Asked by swainanirudha1 12th November 2018 11:52 PM
Answered by Expert

CBSE ALL Class ALL Subject

a load 500 kg is lifted from the bottom of a 100 M deep shaft using a rope which wait 1 kg per metre find the total amount of work done

Asked by swainanirudha1 21st December 2018 1:37 PM
Answered by Expert

ICSE X Physics

Please explain the theory in the image.

Asked by kandappan 30th December 2018 9:15 AM
Answered by Expert

JEE Main Physics Work, Energy and Power

A body is displaced by 20 m, when a force of 20N acts on the body. The work done is 

Asked by Reetusahrey 7th February 2019 7:36 PM
Answered by Expert

ICSE X Physics

An object p of mass m

Asked by alam.ehtesham02 16th February 2019 8:21 PM
Answered by Expert

ICSE X Physics Work, Energy and Power

1) Why is no work done when a person is holding a briefcase in his hand ? 2) Sometimes the air bubbles emerging out of a fish tank apeear silvery ? 3) Why do the faces of the persons sitting around a camp fire appear to be shimmery ? 4) State two important precauitions during an experiment for finding specific latent heat of ice . 5) An electric bulb gives much brighter light when the magnitude of emf increases . Explain  6) State two ways of increasing magnitude of induced current .  7) From the ground floor , a man comes upto the fourt floor of a building using a staircase . Another person comes upto the same floor , using an elevator . Neglicting frition , comparee the work done in two cases .  8) What is the range of loudness level for normal conversation and whispering ? 9) How does the water in a living system( just as our body ) controls and maintains our body temperature ? 10) What do you understand by the term refraction of light ? 11) Why do the diamonds sparkle ? 12) Explain briefly the energy released in a thermal power plant is converted into electric energy .  13) Why is the power generated at the power houses stepped up during transmission ? 14) Why are the coils of a heavy transformer immersed in a special kind of oil ? 15) A copper calorimeter weighing 57.5g contains 60g of water at 12 degree C , 55 g of iron nails at 100 degree C are dropped into the calorimeter , when the final temperature of the contents of calorimeter is 20 degree C . Calculate the specific heat capacity of iron . [ Specific heat capacity of copper is 0.4 J/gC and that of water is 4.2 J/gC]  16) Calculate the wavelength of an electromagnetic wave of frequency 15 MHz  17) What do you understand by the term radioactivity . 

Asked by DILIP 16th February 2019 11:11 PM
Answered by Expert

ICSE X Physics Work, Energy and Power

A force is applied on a body of mass 20kg moving with a velocity of 40m/S .The body attains a velocity of 50 m/s in 2s.calculate the work done by the body.

Asked by Mail.nehasharmaa 19th February 2019 10:13 AM
Answered by Expert

CBSE IX Physics Work and Energy

How is potential energy affected when work done by a body and when work done on a body

Asked by saradamahapatra9999 19th February 2019 10:43 AM
Answered by Expert

ICSE X Physics Work, Energy and Power

What is the work done when force acts at an angle in the direction of motion 

Asked by Shalluchhabra 11th March 2019 10:11 PM
Answered by Expert

CBSE XII Science Physics

Prove that work done by an electric field in path independent

Asked by elizabethcordilia1997 4th April 2019 9:07 PM
Answered by Expert

CBSE XII Science Physics

Please answer this question.

Asked by dineshchem108 19th April 2019 11:21 AM
Answered by Expert

CBSE XII Science Physics

Tell o tell 

Asked by jain.pradeep 24th April 2019 1:44 AM
Answered by Expert

ICSE VII Maths Algebraic Expressions

The wages of 10 workers for a six days week are ₹ 1200. What are the one day wages :  ¡ ) of one worker ? ¡¡) of 4 workers ?

Asked by garganimesh786 29th April 2019 5:49 PM
Answered by Expert

ICSE IX Physics

why is work done on an object moving with uniform circular motion zero

Asked by niketansorte1092005 5th August 2019 8:44 PM
Answered by Expert

ICSE XII Science Physics

Two points P and Q are maintained at the potentials of 10v and - 4v respectively .what the work done on moving 100 electrons from P to Q  ? 

Asked by hasnain.hossain121 6th August 2019 9:45 PM
Answered by Expert

CBSE XI Science Physics

Please explain the work done by a variable force.

Asked by kandappan 9th August 2019 6:07 AM
Answered by Expert

CBSE XII Science Physics Electrostatic Potential and Capacitance

Please solve Q no 69 Given ans option 3

Asked by Nishantthakre95 11th September 2019 12:22 PM
Answered by Expert

JEE Main Physics

Work done against the gravity by taking  a 10kg block to height 1m in 1sec will be?here why we take external force equal to mg

Asked by ashutosharnold1998 28th September 2019 9:58 PM
Answered by Expert

CBSE XI Science Physics

Calculate the work done in raising a stone of mass 6 kg of specific gravity to emerge in water from a depth of 4m to 1m below the surface of water

Asked by PalakSrivastava15062003 5th October 2019 1:05 PM
Answered by Expert

CBSE IX Physics Work and Energy

in displacing a body 5 metre by a force of 50 Newton the work done is 125 joule find out the angle between the direction of force and displacement

Asked by karanbora625 11th November 2019 7:12 PM
Answered by Expert

NEET NEET Physics

⭕ Help me in this question...Thanks☺️ ↪️Refer to attachment ↩️

Asked by jhajuhi19 20th November 2019 6:56 AM
Answered by Expert

ICSE X Physics Work, Energy and Power

Is derivation for w=FScos90  

Asked by aditigupta1443 17th December 2019 11:33 AM
Answered by Expert

CBSE XI Science Physics

What do you mean by work done give it SI unit and dimension formula.

Asked by shubvrma8081 17th December 2019 10:58 PM
Answered by Expert

NEET NEET Physics

please answer this

Asked by Prashant DIGHE 29th January 2020 10:22 PM
Answered by Expert

CBSE XI Science Physics

Write down the expression for workdone in the extension of wire.

Asked by sompradhan37 21st February 2020 9:12 PM
Answered by Expert

CBSE XI Science Physics

please answer this

Asked by Prashant DIGHE 4th March 2020 10:03 PM
Answered by Expert

ICSE X Physics Work, Energy and Power

physics

Asked by pankajkrpal178 25th April 2020 4:34 PM
Answered by Expert

ICSE X Physics Work, Energy and Power

Derivation of w=mgh

Asked by sanjeevrao.2704 4th June 2020 8:43 AM
Answered by Expert

CBSE XI Science Physics Work, Energy and Power

please solve the attached problem

Asked by ayushmishradbb 11th June 2020 9:07 AM
Answered by Expert

CBSE IX Physics Work and Energy

Work done does not depend on the distance travelled. Give reason.

Asked by Deepak 6th July 2020 6:23 PM
Answered by Expert

CBSE IX Physics

Why only cos titta is used in work why other trigonometry identities are not used???   

Asked by kruthikalakshmim 21st October 2020 6:02 PM
Answered by Expert

ICSE XI Science Physics

A man weighing 70 kg carries a 30 kg box to the top of a building 20 m high . Calculate the work done by the man .   

Asked by Chaudharidc009 3rd January 2021 8:29 PM
Answered by Expert

JEE Main Physics Electrostatics

Workdone

Asked by pottavarthiprashanthkumar 11th May 2021 1:03 PM
Answered by Expert

CBSE X Physics Electricity

what is potential difference?

Asked by chetnakanojia9311 21st May 2021 10:46 PM
Answered by Expert

CBSE VIII Maths Comparing Quantities

If 3 men or 4 women can do a piece of work in 43 days how long will 7 men and 5 women take to complete the same work ?

Asked by ekanshbisht107 31st August 2021 10:23 AM
Answered by Expert

ICSE IX Physics Work and Energy

Why is work a scalar quantity ? 

Asked by Deepak 1st October 2021 12:02 PM
Answered by Expert

CBSE IX Physics Work and Energy

A car of mass 2 kg is moving with speed of 10m/s.  Calculate work done to stop it ?

Asked by atiquzzaman100 21st October 2021 1:35 PM
Answered by Expert

ICSE X Physics Work, Energy and Power

when the force is acted normally to the body then the workdone will be __________

Asked by diahant.taunk10 24th November 2021 8:46 AM
Answered by Expert

NEET NEET Physics Thermodynamics

.

Asked by prince11230sharma 13th January 2022 6:37 PM
Answered by Expert

CBSE XI Science Physics Work, Energy and Power

when we push the car,workdineyis 0,how

Asked by vaniimtiyaz630 12th May 2022 12:19 AM
Answered by Expert

CBSE XII Science Physics Electrostatic Potential and Capacitance

the work done is moving charge of 2c across two point having a potential difference of 12volt

Asked by tahseenaamir07 25th June 2022 1:33 AM
Answered by Expert

JEE Main Physics Electromagnetic Induction and Alternating Currents

Magnetic force

Asked by swayamagarwal2114 17th July 2022 12:04 PM
Answered by Expert

CBSE XI Science Physics Work, Energy and Power

mention the expression for work done

Asked by abdulkhadirchajjo549 6th December 2023 6:55 PM
Answered by Expert

NEET NEET Physics Work, Energy and Power

physics doubt

Asked by adeshkulshrestha12 30th December 2023 8:38 PM
Answered by Expert

CBSE IX Physics Work and Energy

calculate the amount of work required to stop a car of 1000kg moving with speed of 72km/h

Asked by sadhanaasadhanaa67 4th February 2024 12:27 PM
Answered by Expert

CBSE XI Science Physics Physical World

a particle is displaced (3i + 4j) from (3j - 2k) under the action of force (i - j+k)N. the workdone by the force is ______ joule

Asked by vaddevenkatesulu56 26th February 2024 9:02 PM
Answered by Expert

JEE Main Physics Work, Energy and Power

The work done in moving a body of mass m up an inclined plane of inclination θ to the horizontal, height h and length l ( no friction ) are related as

Asked by sarthakbhoskar7630 5th March 2024 7:03 PM
Answered by Expert

JEE Main Physics Work, Energy and Power

Help me

Asked by nandichandi33 24th March 2024 9:21 PM
Answered by Expert

CBSE XII Science Physics Electrostatic Potential and Capacitance

pls someone solve this

Asked by sahoobanita89 30th April 2024 5:10 AM
Answered by Expert

CBSE XII Science Physics Electric Charges and Fields

here

Asked by parallelpie595 4th May 2024 6:58 PM
Answered by Expert

JEE Main Physics Thermodynamics

a non flow quasi Statics proces occur for which P =(-3V+16)bar where V in volume in m³ what will the work done when V changes to 2m³ to 6m³

Asked by pataiyalalit02 19th May 2024 4:53 PM
Answered by Expert

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