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Physics And Measurement Questions
15 Practice QuestionsStart Practicing Now
- [Hard]For a formula for speed v = A t + B/t, dimensions of A and B must be respectively?...
- [Easy]Repeated measurements of a length give 12.36, 12.37, 12.36, 12.37 cm while true value is 12.50 cm. This set is?...
- [Medium]Which equation is dimensionally consistent?...
- [Easy]Which of the following is NOT an SI base unit?...
- [Medium]Compute (3.42 × 2.1) keeping correct significant figures....
- [Medium]A vernier caliper has 10 vernier divisions coinciding with 9 main scale divisions (1 MSD = 1 mm). What is least count?...
- [Medium]Dimensions of Planck's constant h are?...
- [Medium]Dimensions of universal gravitational constant G?...
- [Easy]The dimensions of energy are represented by?...
- [Medium]Compute (12.31 + 0.4 + 3.027) applying significant figure addition rule....
- [Easy]Which instrument generally offers highest precision for small lengths?...
- [Easy]The order of magnitude of Avogadro number (6.022×10^{23}) is?...
- [Easy]A scale consistently reads 0.5 cm more than actual length. This is an example of?...
- [Hard]If A = (2.00 ± 0.02) and B = (3.0 ± 0.1), relative error in product P = AB is approximately?...
- [Easy]The SI unit Pascal can be expressed dimensionally as?...