SI units, dimensional analysis, errors, significant figures.
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Q1 · Units and Measurements · MEDIUM
A physical quantity P is given by P = (A³B²)/(C√D). If the percentage errors in A, B, C, and D are 2%, 1%, 3%, and 4% respectively, then the maximum percentage error in P is:
Q2 · Units and Measurements · HARD
In a system where unit of length is 5 m and unit of time is 4 s, the unit of force will be equivalent to: