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Differentiate between watt and watt hour...

Differentiate between watt and watt hour.

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ICSE- WORK ENERGY AND POWER-EXERCISE-2(A)
  1. Give an example when work done by the force of gravity acting on a bo...

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  2. What are the S.I. and C.G.S units of work? How are they related ? Esta...

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  3. State and define the S.I. unit of work.

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  4. Express joule in terms of erg

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  5. A body of mass m falls down through a height h. Obtain an expression f...

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  6. A boy of mass m climbs up the stairs of vertical height h. (a) What is...

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  7. Define the term energy and state its S.I. unit

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  8. What physical quantity does the electron volt (eV) measure? How is it ...

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  9. Complete the following sentences : (a) 1J= …………ealorie . (b) 1 kWh …...

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  10. Name the physical quantity which is measured in calorie.How is it rela...

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  11. Define kilowatt hour.How is it reltated to joule?

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  12. State two factors on which power spent by a source depends.Explain you...

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  13. Differentiate between work and power.

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  14. Differentiate between energy and power

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  15. State and define the S.I unit of power.

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  16. State and define the S.I unit of power.

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  17. (a)Name the physical quantity measured in terms of horse power. (b)H...

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  18. Differentiate between watt and watt hour.

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  19. Name the quantity which is measured in (a) kWh (b)kW (c )Wh (d)eV

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  20. Is it possible that no transfer of energy take place even a force is a...

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