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Name the term used for the sum of kineti...

Name the term used for the sum of kinetic and potential energy of a body.

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MODERN PUBLICATION-WORK AND ENERGY-EXERCISE
  1. In an oscillating pendulum, at what positions are the potential and ki...

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  2. How many joules are present in 1 kilowatt hour?

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  3. Name the term used for the sum of kinetic and potential energy of a bo...

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  4. What type of energy conversion takes place in a thermal power plant?

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  5. If the heart works 60 joules in one minute. What is its power?

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  6. State the value of commercial unit of electrical energy in joule.

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  7. At what rate is electrical energy consumed in a 60 W bulb?

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  8. Give an example of a body having potential energy due to change in sha...

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  9. If the speed of the body is halved. What is the change in kinetic ener...

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  10. Under what conditions is work said to be done?

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  11. Write an expression for kinetic energy of an object. On what factors d...

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  12. Derive a relationship between kinetic energy and linear momentum.

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  13. Two bodies of mass m1 andm2(>m1) have equal linear momentum. Which bod...

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  14. Two bodies of mass m1 andm2(>m1) have equal kinetic energies. Which b...

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  15. Give an example in which the following energy conversion takes place ....

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  16. Give an example in which the following energy conversion takes place. ...

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  17. Define power. What is its SI unit? Give a relationship between power, ...

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  18. What type of energy is stored in the following cases? A stretched ru...

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  19. What type of energy is stored in the following cases? A compressed s...

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  20. What type of energy is stored in the following cases? An extended sp...

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