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A cage weighing 200 kg is lowered down a mine shaft with uniform acceleration. In the first 5 sec the cage reaches a depth of 20 m. The tension in the cord lowering the cage would be

[A].	200 kg	[B].	167.2 kg
[C].	836 kg	[D].	41.8 kg
[E].	100 kg

Answer: Option B

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