Foundation
Physics Foundation
Gravitation
Question

Two blocks, one of iron (i) and the other of wood (w) are dropped from a height at the same time. If the time taken by the blocks to reach the ground is Ti and Tw respectively, then : (air resistance is zero)

Ti = 1/2 Tw

Ti < Tw

Ti > Tw

Ti = Tw

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Solution
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In gravitational field time taken by different 
object is same if they are dropped from same height at a same time i.e. Ti = Tw

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