Physics-SI Units

NEET Physics SI Units MCQ Question

Type: MCQ-numerical-Hard-Class 11

In a hypothetical system of units where the unit of mass is 2 kg, the unit of length is 0.5 m, and the unit of time is 3 s, what is the magnitude of 1 calorie in terms of the new units?

A

16.8

B

36

C

0.933

D

28.8

Correct Answer

Option B

Detailed Explanation

Using the given conversion for calorie: 4.2 * α^-1 * β^-2 * γ^2, with α = 2, β = 0.5, γ = 3, the calculation becomes 4.2 * (2)^-1 * (0.5)^-2 * (3)^2 = 3.36.

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