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For a force to do maximum work, what sho...

For a force to do maximum work, what should be the angle between force and displacement vectors?

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MBD-WORK, ENERGY AND POWER-EXAMPLE
  1. Show that sum of P.E. and k.E. of a freely falling body is conserved.

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

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  3. For a force to do maximum work, what should be the angle between force...

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  4. What is the relation between kinetic energy and momentum?

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  5. Define electric potential energy. Give its units. Calculate electric p...

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  6. An electron and a proton have equal momentum. Which has more kinetic e...

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  7. Two springs of spring constants k1 and k2 are stretched by the same fo...

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  8. In what part of its orbit is the earth's potential energy greatest wit...

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  9. Explain the term work. Obtain an expression for work done by a constan...

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  10. What do you understand by positive work, negative work and zero work? ...

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  11. Explain work done by a variable force.

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  12. give relation between joule and erg. Also derive dimensional formula o...

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  13. State and prove work-energy theorem.

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  14. State law of conservation of energy with examples. Explain the transfo...

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  15. Discuss potential energy of a coiled spring.

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  16. Define the term collision. Discuss its types with examples.

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  17. Discuss the elastic collision in one dimension and calculate the veloc...

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  18. Define elastic and inelastic collisions. A lighter body collides with ...

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  19. During inelastic collision between two bodies, which of the following ...

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  20. The potential energy of a certain particle is given by U = 30x^2 - 20 ...

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