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If velocity of light c, Planck's constan...

If velocity of light c, Planck's constant h ,Gravitational constant G are taken as fundamental quantites, then express mass, length and time in terms of dimensions of these quantites.

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The correct Answer is:
`(hc)^(1//2)G^(-1//2)`,`(hG)^(1//2)c^(-3//2)`,`(hG)^(1//2)c^(-5//2)`
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