Physics
A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by

Increasing the radius of the capillary tube
Increasing the height of water in the vessel
None of these
Decreasing the radius of the capillary tube

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Physics
Indicate the false statement about the resistance of a wire

It depends on material of wire
Resistance of metallic wire increases with increase in temperature
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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