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State Ohm's law....

State Ohm's law.

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Current flowing through a conductor is directly proportional to the potential difference keeping the physical conditions such as temperature to be constant.
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ICSE-SELF ASSESSMENT PAPER -1-SECTION .B.
  1. A lens produces a virtual image between the object and the lens. N...

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  2. A lens produces a virtual image between the object and the lens. D...

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  3. State Ohm's law.

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  4. A metal wire of resistance 62 Ohms is stretched so that its length inc...

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  5. A person is tuning his radio set to a particular station. What is the ...

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  6. Name the phenomenon involved, in tuning the radio set.

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  8. A half meter rod is pivoted at the centre with two weights of 20 gf an...

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  9. A half meter rod is pivoted at the centre with two weights of 20 gf an...

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  10. Give one use each of (a) microwaves, (b) ultraviolet radiations, (c) i...

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  11. Give one use each of (a) microwaves, (b) ultraviolet radiations, (c) i...

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  12. Give one use each of (a) microwaves, (b) ultraviolet radiations, (c) i...

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  13. The current rating of fuse is 10 A., Explain the statement.

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  14. Answer the following: (1) Name the three wires of the cable. (2)...

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  15. Calculate the quantity of heat that will be produced in a coil of resi...

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  16. A pulley system has a velocity ratio of 4 and an efficiency of 90%, ca...

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  17. A pulley system has a velocity ratio of 4 and an efficiency of 90%, ca...

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  18. Name the radiations which are absorbed by the green house gases in the...

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  19. A radiation X is focused by a particular device on the bulb of a therm...

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  20. Name two factors on which the heat energy liberated by a body depends.

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