Physics
When a bar magnet is cut into two equal halves, the pole strength of each piece –

Remains the same
Becomes zero
Becomes half
Becomes double

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

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