Physics
A hunter on the ground wishes to shoot a bird on a tree at a distance with his rifle. He has to point the rifle

In the same direction as the bird
Vertically upwards
At a higher elevation than the bird
At the lower elevation than the bird

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

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