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JBD PUBLICATION-Mock test paper 2-EXERCISE
- If a man weighs 250 N on the surface of earth, what will his wight hal...
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- Why it is easer to wash clothes in hot water soap solution?
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- Define cross produced of two vectors and state its propertics.
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- Two buildings are 45 m apart. With what velocity must a ball be thrown...
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- Define angle of friction and angle of repose. Find the relationship be...
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- prove that in an elastic collision the relative velocity of approach b...
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- Derive Newton's law of gravitation from Kepler's law.
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- What is Stokes' law? Derive the relation by method of dimensions.
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- A body cools from 60^@ C to 40^@C in 7 minutes. What will be its tempe...
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- Define first law of themodynamics and expain its limitations.
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- Write the postilates of kinetic theory of gases.
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- Write one use of echo.
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- What is simple harmonic motion and prove a simple pendulum oscillates ...
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- Write one use of beats.
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- What do you mean by wave motion, state its characteristics.
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- Define latent heat.
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- State and prove Bernoulli's theorem for liquid having streamline flow.
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- What is the unit of pressure ?
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- Derive an expression for the rise of liquid in a capillary tube and sh...
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- Define centre of mass.
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