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MODERN PUBLICATION-WORK AND ENERGY-EXERCISE
- During a free fall K.E1 + P.Ei + = K.Ef+. Here I = initial and f = fin...
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- A body is thrown vertically upwards. During it srise the potential ene...
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- Name five devices and the energy conversion that takes place in the de...
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- A 2 kg ball is dropped from a height of 1. Find its kinetic energy jus...
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- A body is thrown up with a kinetic energy 100 J. Find the potential en...
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- Find the height attained by the body when a bodyis thrown up with a ki...
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- What is the difference between kW and kWh?
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- Work can the converted into energy (T or F)
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- 1 kWh = J
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- The commercial unit of electricity in kWh , what is the value of 1kWh ...
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- Power is of doing work with respect to time.
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- 1 W.s = J.
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- What is the relationship between power force and velocity?
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- If a lift can move a load of 5000 kg with a speed of 1ms^-1, where is ...
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- If a man lifts a load up with the help of rope such that it raises the...
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- Find the time required to spent and energy of 100 J by a machine of po...
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- kg m^2s^-2 is the unit of
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- 9800 J of energy was spend to raise a mass of 50 kg. The mass was rais...
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- 1 MeV (Mega electron Volt) is equal to
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- A body of mass 5 kg is dropped form a height o 1 m. Its kinetic energy...
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