CBSE XII Science Physics
where is gravitational potential minimum? what is minimum value?
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6th March 2008
4:24 PM
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CBSE XI Science Physics Gravitation
Equilateral triangle with each corner havung a mass m each, if we double the size of the triangle. Work done by external agent in doubling the size is?
Asked by Amyra B
9th November 2014
8:09 AM
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JEE Plances JEE (Main) Physics Simple Harmonic Motion and Elasticity
Sir why the height of mountains on the earth is 10km only? Sir please explain it in detail i can not understand
Asked by venkat
13th October 2017
3:40 PM
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NEET1 ALL Class Physics Gravitation
A body of mass m rises to height h=R/5 from the earth's surface, where R is earth's radius. If g is acceleration due to gravity at earth's surface, the increase in potential energy is
(a)mg/h (b)mgh 5/6
(c)3/5 mgh (d)6/7 mgh
Answer is : (b)mgh 5/6
Asked by निकोदिमुस
5th December 2017
7:13 PM
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CBSE IX Physics
Which is easier to lift? 1.1 g iron 2. 1 g of losely packed feather 3.1g water 4. no difference with reason. answer
Asked by Shrivatsa
23rd February 2018
7:46 PM
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ICSE VIII Physics
why water reservoirs in cities or houses are always kept at a height
Asked by nathsantanukumar
29th March 2018
11:49 AM
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ICSE VIII Physics Energy
what is gravitational energy? explain with example
Asked by nathsantanukumar
11th April 2018
5:08 PM
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ICSE VIII Physics Energy
define 1) gravitatioal potential energy 2) law of conservation of energy
Asked by nathsantanukumar
11th April 2018
5:16 PM
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CBSE XI Science Physics
the gravitational field due to a mass distribution is E = K/ x cube in the x- direction [ k is costant ] . taking the gravitional potential to be zero at infinity , ts value at a distance x is
Asked by drbharatkaila
7th September 2018
11:31 PM
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CBSE XI Science Physics
Find the potential energy of a system of four particles placed at the vertices of a square of side l. Also obtain the potential at the centre of the square.
Asked by varakalasuchi3
26th October 2018
9:03 PM
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CBSE X Physics
The shelf in your school locker is 1.8 m above the floor. If your science book has a mass of 1200 g, what is the gravitational potential energy relative to the floor if it is sitting on the shelf?
Asked by megangholloway
8th November 2018
5:15 AM
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CBSE XI Science Physics Gravitation
Three masses, each of 1 kg, are placed on the vertices of equilateral triangle of side of length 0.4m.What is the total gravitational potential energy of the configuration?
Asked by prabal
10th January 2019
9:10 PM
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CBSE XI Science Physics Gravitation
If R is the radius of earth,then find the energy required to move a body of mass m from an orbit of radius 2R to 3R.
Asked by prabal
10th January 2019
9:13 PM
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NEET NEET Physics Work, Energy and Power
Morning breakfast gives 5000 cal to a 60 kg person. The efficiency of person is 30%. The height upto which the person can climb up by using energy obtained from breakfast is-(1) 5m, (2) 10.5m, (3) 15m, (4) 16.5m
Asked by patra04011965
9th March 2019
6:03 PM
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ICSE X Physics Work, Energy and Power
A hydroelectric power station takes its water from a lake whose water level is at a hight of 50m above the turbine, Assuming an overall efficiency of 40 %, calculate the mass of water which must follow through the turbine each second to produce power output of 1MW. Pls solve this question clearly step by step so that i can understand
Asked by krcraju1973
19th May 2019
1:03 PM
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ICSE VII Physics Energy
Give an example in which a body possesses both kinetic energy and potential energy.
Asked by bbandab
30th August 2019
8:56 PM
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CBSE IX Physics Work and Energy
Give one example of a body that has potential energy, in each of the following :- i) due to its position ii) due to its state
Asked by saptadeepa23.dutta
18th September 2019
12:57 PM
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ICSE VIII Physics Energy
A child lifts a book of mass 1kg from the table to a cupboard at a height 2m from the floor .find the potential energy with respect to floor
Asked by sarab.kaul
21st September 2019
7:17 PM
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CBSE XI Science Physics
calculate gravitational potential energy of a mass 2kg at height 2m on a planet whose mass is 5 times that of the earth and radius is same as that of the earth.(take g as 10m/s2)
Asked by rajanichandu.aeroit
17th February 2020
7:27 PM
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CBSE IX Physics Work and Energy
Please solve.
Asked by kiranbora10
2nd April 2020
12:42 PM
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ICSE VIII Physics More About Energy
gravitational potential energy =
Asked by yaswanth3252
3rd April 2020
10:30 AM
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ICSE X Physics Work, Energy and Power
what exactly is gravitational potential energy? is it the potential energy of the force of gravity or the potential energy against the force of gravity?
Asked by saibaba1069
14th April 2020
6:25 PM
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CBSE XI Science Physics
pls solve
Asked by mufeedatvp2000
19th April 2020
12:37 PM
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ICSE X Physics Work, Energy and Power
exercise 2 q. 4
Asked by nilesh.dhote74
29th April 2020
11:51 AM
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ICSE X Physics Work, Energy and Power
ex. 2c q 5
Asked by nilesh.dhote74
30th April 2020
5:06 PM
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ICSE VII Physics Energy
What is gravitational energy
Asked by aayushsinghrajput1506.7sdatl
4th May 2020
6:40 PM
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JEE Main Physics
How much liquid hydrogen ( energy density 10^6/litre) is at least needed to bring a satellite of 1 kg in an orbit of 400km.
Asked by abhipsarout1999
14th May 2020
3:17 PM
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ICSE X Physics Work, Energy and Power
kinetic energy and potential energy in vertical motion
Asked by arpitagupta471
21st June 2020
9:06 PM
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ICSE VII Physics Energy
What is gravitational potential energy?
Asked by manishtoppo8jan
16th August 2020
9:40 PM
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CBSE IX Physics
A box has a mass of 5.8 kg . the box is lifted from the garage floor and placed ona shelf , if the box gain 145J of potential energy . how high is the shelf? can you plz tell me how to find"g " in such type of question?
Asked by swatipuspapatel
23rd December 2020
4:13 PM
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ICSE X Physics Work, Energy and Power
find the gravitational potential energy of 1 kg mass kept at the height of 5 m above the ground. calculate its kinetic energy when it falls and hits the ground.
Asked by amit.clw4
11th June 2021
8:13 PM
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ICSE VII Physics Energy
calculate the gravitationlal potential energy of a body of mass 400g when it is lifted to a height of 4m above the ground
Asked by mithilgowda33
15th December 2021
10:13 PM
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CBSE IX Science Gravitation
To what height should a box of mass 150 kg be lifted,so that its potential energy may become 7350joules? (g=9.8m/s)
Asked by kripasinghbaghel5
27th December 2022
9:10 PM
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CBSE IX Physics Work and Energy
difference between kinetic energy and potential energy
Asked by mattooamit4u
28th November 2023
12:36 PM
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ICSE X Physics Work, Energy and Power
pls derive mgh in physics
Asked by foodonly742
2nd January 2024
11:06 AM
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