Physics
On which of the following techniques photostate machine works ?

Electromagnetic Image— Making
Thermal Image—Making
Electrostatic Image—Making
Magnetic Image—Making

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Physics
Indicate the false statement about the resistance of a wire

It is directly proportional to the area of cross-section of wire
It is directly proportional to the length of wire
It depends on material of wire
Resistance of metallic wire increases with increase in temperature

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