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Which is large : angular velocity of the...

Which is large : angular velocity of the earth about its axis or angular velocity of hour hand of a watch ?

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MODERN PUBLICATION-MOTION IN A PLANE -Revision Exercises (Short Answer Question)
  1. What will be the angle between the vectors vecA and vecB if vecA+vecB...

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  2. Vector addition is different from scalar addition. Explain.

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  3. What do you understand by resolution of a vector ? Show that there is ...

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  4. MULTIPLICATION OF A VECTOR BY SCALAR

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  5. What is a projectile ? Give its examples. Show that the path of projec...

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  6. What is a uniform circular motion ? Explain the terms , time period, f...

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  7. Write relation between angular velocity and linear velocity,

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  8. Derive the relation between centripetal acceleration and linear veloci...

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  9. The angle of projection at which the horizontal range and maximum heig...

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  10. What are the assumptions made in the study of a projectile motion ?

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  11. Show that there are two angles of projection for which the horizontal ...

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  12. At which point of projectile motion (i) potential energy is maximum (i...

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  13. Which is large : angular velocity of the earth about its axis or angul...

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  14. Two balls of masses 2 m and 6 m are thrown in air : one vertically upw...

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  15. For which angle of projection the horizontal range is 5 times the maxi...

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  16. Is the flying of a bird an example of parallelogram law of addition ...

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  17. Show that the horizontal vector and displacement vector in two dimensi...

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  18. What do you understand by (i) position vector and (ii) displacement ve...

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  19. A ball is thrown in air at an angle 45^(@) and the other ball at an an...

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  20. Two bodies of masses M and m are allowed to fall from the same height ...

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