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Oif a force 20 N is applied on a body of...

Oif a force 20 N is applied on a body of mass 5 kg at rest then find the kinetic energy of the body after 10s.

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JBD PUBLICATION-Model Test Paper 11-EXERCISE
  1. Two vectors vecA and vecB have their resultant equal to either of the...

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  2. A bullet of mass 40 g hits a mud wall with speed 400 m s^-1. The bulle...

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  3. Oif a force 20 N is applied on a body of mass 5 kg at rest then find t...

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  4. list the factors on which virulence depends.

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  5. Prove mathematically that the value of acceleration due to gravity has...

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  6. Define scalar product of two vectors and state its characteristics.

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  7. Oif a force 20 N is applied on a body of mass 5 kg at rest then find t...

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  8. What is the need of banking a circular road?

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  9. Show that sum of P.E. and k.E. of a freely falling body is conserved.

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  10. The displacement x of a body of mass 10 kg moving in one dimension und...

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  11. Define escape velocty. Obtain an expression for the escape velocity of...

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  12. Find an expression for the heat which flows from one pont to the other...

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  13. What is a refrigerator? Calculate its coeficient of performance.

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  14. Deduce the expression for work done in an isothermal process.

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  15. What is periodic motion ? Give few examples .

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  16. Draw a graph to show the variation s of P.E., K.E. and total energy of...

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  17. Explain damped and undamped oscillations.

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

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  19. Why telephone wires between two poles become taut in winter?

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  20. Derive an expression for the rise of liquid in a capillary tube and sh...

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