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Calculate the work doen in moving a part...

Calculate the work doen in moving a partical along a vector `overlineX=3hati+2hatj+hatk` if the applied forced is` overline F=(2hati+4hatj+5hatk)`

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BINA LIBRARY-WORK,ENERGY AND POWER-EXERCISE
  1. Calculate the work doen in moving a partical along a vector overlineX=...

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  2. What is meant by power? How it is related to work?

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  3. Define energy. It is a scaler or vector quantity?

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  4. Define work.What is its dimmensional formula.

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  5. What is the work done by the tension of the string in a simple pendulu...

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  6. A man holds a 10 kg box 2m above the ground.What is the work done?

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  7. What is the orientation of force to displacement so that work done is ...

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  8. What is the work done on a body of mass m moving around a horizontal c...

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  9. what are the characteristic of an elastic collision?

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  10. Define the co-efficient of restitution.

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  11. What is perfectly inelastic collision?

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  12. What is elastic potential energy?

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  13. Can kinetic energy be negative?

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  14. Can a body posses KE without Momentum?

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  15. Can a body posses momentum without KE?

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  16. Does a man sitting in a moving train posses KE?

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  17. Give an example where work done by a force is zero.

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  18. What is work? It is a scalar or a vector? What do you mean by watt?

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  19. Show that power= force X velocity

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  20. What is potential energy ?How is it measured?

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  21. Define Kinetic energy of a body.Derived an expression for the K.E of a...

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