Q.

If unit of mass becomes 2 times, the unit of length becomes 4 times and the unit of time becomes 4 times in the unit of Planck's constant. Due to this unit of Planck's constant becomes n times. Find the value of n.

Moderate

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By Expert Faculty of Sri Chaitanya

answer is 8.

(Detailed Solution Below)

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Detailed Solution

The unit of Planck's constant is joule second or kgm2 per second. (unit of mass) (unit of length)2 (unit of time) =2×424=8 times ∴n=8

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