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What do you mean by mechanical equivalen...

What do you mean by mechanical equivalent of heat ?

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CHHAYA PUBLICATION-ELECTRIC ENERGY AND POWER-Section Related Questions
  1. What do you mean by mechanical equivalent of heat ?

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  2. State Joule's law for heating effect of electric current .

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  3. What do you mean by J = 4.2 / cal for electric field ?

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  4. why is Joule's constant named as mechenical equivalent of heat ?

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  5. Define electrical energy and electrical power. Give their respective S...

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  6. Define BOT unit of electrical energy .

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  7. Express BOT unit in joule .

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  8. Express BOT unit in calorie . (J = 4.2 /cal )

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  9. Show that, the unit of the product of potential differnce and current ...

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  10. How are lamps ,fan etc . Connected in domestic electrical connection -...

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  11. What do you mean by 5 A fuse ?

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  12. What are the units of electrical power ? What are the relations of pow...

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  13. A fuse has radius r and the highest safe current through it is I .show...

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  14. What do you mean by the voltage rating of an electrical equipment ?

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  15. What is the voltage rating of a home appliance ?

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  16. What do you mean by the watt rating of an electrical equipment ?

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  17. An electrical equipment is marked with 200 V -1000W . What information...

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  18. Prove that , the equivalent or total power for a parallel combinations...

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  19. Prove that , the equivalent or total power for a series combination of...

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  20. What do you mean by watt rating of a resistor ?

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