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Does the nature of a vector change when ...

Does the nature of a vector change when it is multiplied by a scalar?

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JBD PUBLICATION-Mock test paper 2-EXERCISE
  1. Calculate the terminal velocity of air bubble of radius 10^-5 m rising...

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  2. A passenger arriving in a new town wishes to go from the station to a ...

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  3. Does the nature of a vector change when it is multiplied by a scalar?

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  4. Two bodies of masses 10kg and 20 kg respecively kept on a smooth, hori...

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  5. Derive an expression for the angle of bending of a cyclist on a curved...

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  6. A lighter body and a heavier body have same K.E. Which one has greater...

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  7. Mention some special features of Newton's law of gravitation.

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  8. Write short note note on critical velocity.

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  9. The molar specific heat of all gases is same. Is it true?

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  10. When a gas is suddenly compressed, temperature rises. Why?

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  11. Which waves do not require medium for propagation?

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  12. What are standing waves or stationary waves?Why are they so called?

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  13. What is simple harmonic motion and prove a simple pendulum oscillates ...

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  14. What is a simple pendulum? Obtin expression for its angular accelerati...

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  15. What is meant by saying that atmospheric pressure is 75 cm of mercury?

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  16. Define coefficient of viscosity. Give its unit.

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  17. What is one bar?

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  18. Define surface tension.

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  19. Where does centre of mass of a triangular lamina lie?

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  20. Prove the theorem of parallel axes.

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