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Aarabhi
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Asked: 2021-02-02T04:55:53+00:00 In:

The time dependence of a physical quantity P is given by P = Po exp. (–αt²), where α is a constant and t is time, The constant α is

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Poll Results

11.11%(a) dimensionless ( 2 voters )
88.89% (b) has dimensions T⁻² ( 16 voters )
0% (c) has dimensions of P
0%(d) has dimensions T²
Based On 18 Votes

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NCERT Solutions for Class 11 Science Chapter 1
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physical world
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2020-2021cbsechapter 11class 11class 11 sciencencertphysical worldphysicsscience
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    1 Answer

    1. (b) has dimensions T⁻²

       

       

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