Physics MCQs For Entry Test 2 Online Preparation Shani Malik — December 11, 2017 in Physics Test • add comment Physics MCQs For Entry Test 2 Online Preparation 1. Smaller the least count of the instrument more is the measurement ?A. Accurate B. None of theseC. Accurate and PreciseD. Precise Loading... 2. Three students measured length of a needle with meter rod and recorded as : (i) 0.2145m (ii) 0.21m (iii) 0.214m Which one is correct record?A. Only (ii) B. Only (iii) C. Only (i)D. Both (i) and (ii) Loading... 3. In any measurement the significant figures are ?A. All accurately known digitsB. All accurately known and all doubtful digitsC. Only doubtful digits D. Only accurately known digits Loading... 4. SI unit of coefficient of viscosity is ?A. Kg-1.m-1.S-1B. Kg m-1.S-1 C. Kg.m.S D. Kg.m.S-1 Loading... 5. Dimensional analysis is helpful for ? A. d) Only a and b are correctB. a) Deriving a possible formula C. b) Checking the homogeneity of a physical equation D. c) Verification of laws Loading... 6. Number of significant figures in 0.0173 are ?A. TwoB. Four C. Three D. Five Loading... 7. Which equation is not dimension-ally correct ?A. A) E=mc2 B. D) S=1/2at2C. B) Vf=Vi+at D. C) S=Vt2 Loading... 8. ML-1 T-2 is the dimension of ?A. Pressure B. EnergyC. Momentum D. Force Loading... 9. A digit zero in a measurement ?A. Always significantB. Always insignificant C. May be significant may not significant D. Significant only if left to a significant figure Loading... 10. The dimension of force is ?A. ML-1T-2B. MLT-2 C. MLT-1D. ML-1T Loading... Loading...
