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In S.I system of unit kilogram is the un...

In S.I system of unit kilogram is the unit of ………..

A

mass

B

energy

C

velocity

D

momentum

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JBD PUBLICATION-Mock test paper 1-EXERCISE
  1. In S.I system of unit kilogram is the unit of ………..

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  2. If a body is moving with constant velocity, its acceleration will be z...

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  3. Directional of centriprtal force is towards the centre of circle (yes ...

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  4. In a non-elastic collision the physical quantity which is not conserve...

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  5. Angular momentum of earth is conserved, why?

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  6. Define Joule's Mechanical equivalent of heat.

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  7. What is an ideal gas ?

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  8. Define seconds pendulum.

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  9. A body starts from rest moves with constant acceleration p. Find the r...

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  10. What is SI unit of coefficient of viscosity?

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  11. Explain Reflection methods (Radar and Sonar) for measruing distances.

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  12. Calculate the angle through which the cyclist bends with the vertical ...

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  13. A body of mass 10 kg at rest was moved by a constant force 50 N. Find ...

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  14. It is easier to balance a bicycle in motion. Why?

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  15. Prove that g = GM/R^2 , where M is mass and R is radius of earth.

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  16. How is an iron ship able to float where as an iron needle sinks?

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  17. When a projectile os projected at an angle with the horizontal, find t...

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  18. A body travels 200 m in 2 seconds and 220 m in the next 4 seconds. Wha...

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  19. What do you mean by banking of road?

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  20. Show that Lenz's law obeys the law of conservation of energy.

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