SI units, dimensional analysis, errors, significant figures.
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Q1 · Units and Measurement (Class 11) · MEDIUM
The dimensional formula for gravitational constant G is:
Q2 · Units and Measurement (Class 11) · EASY
The SI unit of luminous intensity is:
Q3 · Units and Measurement (Class 11) · HARD
A physical quantity X is related to four measurable quantities a, b, c, and d as X = a²b³/(c√d). The percentage error in X is: