NEET Physics units and measurements Test-1 July 16, 2017admin0 Comments CategoriesNEET Foundation Class-VIII NEET Physics units and measurements Test-1 1. Kilo watt hour is the unit of Power Energy Pressure Time 2. 1 Horse power is equal to 746 W 746 J 1746 W 373 W 3. Pascal is the S.I. unit of Impulse Coefficient of Viscosity Surface Tension Modulus of elasticity 4. In the following which is not the unit of time Lear year Lunar month Light year sidereal year 5. Candela is the SI unit of Intensity of sound Luminous intensity 3 )Intensity of Electric field Luminous Flux 6. kg m s ^{-1} is the unit of Force Linear momentum 3 ) Angular momentum Torque 7. Unit used to measure nuclear diameters is fermi angstrom micron nanometre 8. Parsec is the unit to measure Time Distance Impulse Moment of inertia 9. 1 kWH is equal to 36 kJ 36 x 10^{-5} J 360 J 36 x 10^{5} J 10. If n Ns = 1g cm/s then the value of n is 10^{5} 10^{-5} 10^{-6} 10^{-7} 11. The dimensional formula of a pseudo force is M^{0}L^{0}T^{-1} M^{0}L^{0}T^{0} M^{ 0}L T^{0} MLT^{-2} 12. Physical quantity having the unit J kg ^{-1 }is Thermal capacity Specific Heat Latent heat Heat 13. 1 fermi is equal to 10^{-7} micron 10^{-5} angstrom unit 10^{-3} nanometer none of the above 14. If P is X-ray unit and Q is micron, thenP/Q= 10^{7} 10^{-7} 10^{5} 10^{-3} 15. Unit of magnetic induction field B is tesla Wb m^{-2} N (Am) ^{-1 } all the above 16. S.I. unit of Electric intensity is Hm^{-1} Nm^{-1} Vm^{-1} NC 17. Which of the following is expressed correctly Magnetic permeability —>Fm^{-1} Permittivity —>Hm^{-1} Relative permittivity -> Vm^{-1} Intensity of Magnetizing field —> Am^{-1} 18. Which of the following is not expressed correctly with respect to units ? Specific heat ->J kg^{-1}K^{-1} Entropy ->Jk^{-1} Thermal capacity—>Jkg^{-1} Temperature gradient —>m^{-1}k 19. SI unit of Stefan’s constant is w m^{-2} K^{-4} J m^{-2}K^{-4} W m^{-1} K^{-1} W m^{-2} K^{-2} 20. SI unit of Thermal resistance is Wk^{-1} W^{-1}k W^{-1}k^{-1} Wm^{-1}k^{-1} 21. If the units of length, mass and time are doubled, the unit of force will be doubled halved quadrupled unchanged 22. If U_{1} and U_{2} are the units of a physical quantity and n_{1} and n_{2} are its numerical values, then _{1}) n_{1}/n_{2}=U_{1}/U_{2} _{2})n_{1}/n_{2}= $latex sqrt { frac { U_{1} }{ U_{2} } } $ (n_{1}/n_{2})^{2}= U_{1}/U_{2} n_{1}/n_{2}=U_{2}/U_{1} 23. A and B are the numerical values of a physical quantity and C and D are its units in two systems of measurement. If C > D, then A>B A A = B A & B cannot be related 24. Derived unit is candela steradian ampere volt 25. The set of quantities which cannot form a group of fundamental quantities in any system of measurement is Length, Mass and Time Length, Mass and velocity Mass, time and velocity Length, Time and velocity Loading … Related posts: NEET Physics units and measurements Test-2 NEET Physics units and measurements Test-3 NEET Physics units and measurements Test-4 NEET Physics units and measurements Test-5 NEET Physics units and measurements Test-8 Powered by YARPP.