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PhysicsUnit & DimensionMiscellaneousMedium2 minPYQ_2019
PhysicsMediumsingle choice

Expression for time in terms ofG(universal gravitational constant),h(Planck constant) andc(speed of light) is proportional to:

Options:

Answer:
C
Solution:

t=Gα. hβ cr

T=M-1L3T-2αML2T-1βLT-1γ

=M-α+βL3α+2β+γ T-2α-β-γ

- α+β=0

3α+2β+γ=0

-2α-β-γ=1

α=12;β=12;γ=-52

Stream:JEESubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous
2mℹ️ Source: PYQ_2019

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