Physics
Indicate the false statement about the resistance of a wire

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

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Physics
Which of the following occurred first ?

Albert Einstein propounded the General Theory of Relativity
Max Planck unveiled the Quantum Theory
Guglielmo Marconi sent out the first wireless signals
Wright Brothers successfully flew an aircraft

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Physics
Scalar Quantities are

Physical quantities which have no magnitude and no direction
Physical quantities which have magnitude only and no direction
Physical quantities which have magnitude only and direction
Physical quantities which have no magnitude only and only direction

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