Units and Measurement
SI units, dimensional analysis, errors and significant figures.
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Take a full mock →Q1 · Units and Measurement · MEDIUM
A physical quantity P is given by P = A²B³/C. If the percentage errors in A, B, and C are 1%, 2%, and 3% respectively, the percentage error in P is:
Q2 · Units and Measurement · HARD
The time period of a simple pendulum is T = 2π√(L/g). If the errors in measurement of L and g are 2% and 4% respectively, the percentage error in T is:
Q3 · Units and Measurement · EASY
The dimensional formula for force is: