JEE PHYSICS MCQ: UNITS & MEASUREMENTS

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The value of Planck's constant is

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Correct option: A

6.63 \times 10^{-34} \,{Js}^{-1}

Option B (

6.63 \times 10^{-34} {~kg} {~m}^2 {~s}^{-1}

) is correct because Planck's constant has units of action, which are equivalent to kg m²/s.

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