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S CHAND IIT JEE FOUNDATION-WORK AND ENERGY-SELF ASSESSMENT SHEET-3
- Answer true or false. Work done does not depend on time
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- Answer true or false. The sun is the source of most energy on Earth
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- Compare fossil fuels and biomass as energy resources.
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- Answer the following questions : Where does the kinetic energy come ...
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- Answer the following questions : Why are light bulbs so hot after th...
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- Answer the following questions : How much work had to be done to giv...
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- Answer the following questions : }lf the box weighs 200N, how far ab...
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- Answer the following questions : How is the kinetic energy of a movi...
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- Answer the following questions : its mass doubled
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- Answer the following questions : its velocity is tripled ?
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- Answer the following questions : A body falls freely under gravity f...
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- Answer the following questions : while falling
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- A body falls freely under gravity from rest. Name the kind of energy i...
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- A body is thrown vertically upwards ? Its velocity goes on decreasing...
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- two bodies A and B of equal masses are kept at heights of h and 2h res...
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- A truck weighing 5xx10^3 kgf and.a cart weighing 500 kgf are moving wi...
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- A ski lift elevates a skier of total mass 70 kg a vertical displacemen...
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- A ski lift elevates a skier of total mass 70 kg a fertical displacemen...
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- A bike is pedalled with 100 J·of energy and then coasts·. It does. 80 ...
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- Imagine that you drop a ball. It bounces a few times and then it stops...
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