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Question: Answered & Verified by Expert
The force ‘F’ acting on a body of density ‘d’ are related by the reflection F=yd . The dimensions of ‘y’ are
PhysicsUnits and DimensionsMHT CETMHT CET 2019 (Shift 2)
Options:
  • A L-12M32T-2
  • B L-1M12T-2
  • C L-1M32T-2
  • D L-12M12T-2
Solution:
2466 Upvotes Verified Answer
The correct answer is: L-12M32T-2
The dimension of force F=MLT-2
And density d=ML-3T0
From the given relation, F =yd
y=Fd
Substituting the above dimensions, we get
y=Fd1/2=MLT-2ML-3T01/2
=M3/2L-12T-2

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