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JBD PUBLICATION-Model Test Paper 14-EXERCISE
- Power is given by the relation, P= vecF xx vecV. (yes / no)
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- Write the unit of angular momentum.
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- What do you mean by thermal equilibrium ?Define zerothe law of thermod...
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- What is an overton?
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- If one of the rectangular components of 100 N is 50 N, calculte the ot...
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- What is force of limiting friction and sliding friction?
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- What is elastic collision? State the necessary conditions for it.
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- Define radius of gyration.
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- What is the value of escape velocity on a planet whose mass is 4 times...
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- The tensile strength of steel is 5 xx 10^7 N m^-2. Find the maximum le...
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- What are the limitations of dimensional analysis?
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- Mention three conservation laws of mechanics.
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- When a projectile os projected at an angle with the horizontal, find t...
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- A body travels 4 m in 3rd second 12 m in 5th second. Of the motion of ...
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- What are the methods of reducing friction?/
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- A machine gun of mass 20 kg fires 35 gram bullet at the rate of 50 bul...
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- State and prove work energy theorem.
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- Derive Newton's law of gravitation from Kepler's law.
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- Define surface tension.
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- The sound of explosion on the moon cannot be heart on earth, why?
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