NEET Physics units and measurements Test-2 July 16, 2017admin0 Comments CategoriesNEET Foundation Class-VIII NEET Physics units and measurements Test-2 1. The set of quantities which can form a group of fundamental quantities in any system of measurement is Velocity, Acceleration and Force Energy, Velocity and Time Force, Power and Time all the above 2. The fundamental unit which is common in CGS and SI is metre gram second all the above 3. The fundamental quantity which is common in MKS and SI is Length Mass Time all the above 4. J kg^{ -1} K^{ -1} is the unit of Boltzmann constant PLANCK’S constant Gas constant all the above 5. The ratio of SI unit to CGS unit of Planck’s constant is 10^{ 7} 10^{– 7 } 10^{ 3 } 10^{ 5} 6. A) Work and energy have the same units in any given system of measurementB) Work and power have the same ratio of SI unit to CG.S unit Statement A is true and B is false Statement A is false and B is true Both A and B are true Both A and B are false 7. S = A(1–e ^{ -Bxt}) where S is speed and ‘x’ is displacement. Then unit of B is m^{ -1} s^{ -1} m^{ -2} s s^{ -2} s^{ -1} 8. A standard unit should bea) Consistentb) reproduciblec) invariabled) easily available for usage Only a& b are true Only a& c are true Only a,c &d are true a, b, c, d are true 9. The S.I unit of Moment of Inertia is Kg/m^{2} Kg m^{2} N/m^{2} Nm^{2} 10. The correct order in which the ratio of SI unit to CGS unit increases isa) Powerb) Surface tensionc) Pressured) Force c, b, d, a c, a, b, d d, a, b, c a, c, d, b 11. Write the ascending order of the units of length given below.?a) Fermib) Micron c) Angstromd) Nanometre a, b, d, c a, c, d, b a, c, b, d a, b, c, d 12. Steradian is the solid angle subtended at the centre of the sphere by its surface whose area is equal to __ of the sphere. the radius square of the radius cube of the radius reciprocal of the radius 13. If E, M, J and G respectively denote energy, mass, angular momentum and universal gravitational constant.The quantity which has the same dimensions as the dimensions of $latexquad frac { { E }^{ }{ J }^{ 2 } }{ { M }^{ 5 }{ G }^{ 2 } } quad $ time angle mass length 14. Dimensional formula of coefficient of viscosity is ML^{-1}T ML^{-1}T^{-1 } MLT^{-1} M^{-1}L^{-1}T 15. Dimensional formula of Intensity of Magnetization is IL IL^{-2 } IL^{-1} I^{-1}L 16. ML ^{-1}T^{-2} is the dimensional formula of Modulus of Elasticity Stress pressure All the above 17. The dimensional formula of the physical quantity whose S.I. unit is farad is ML^{2} T^{-3} I2 M^{-1} L^{-3} T^{4} I^{2} M^{-1}L^{-2}T^{4}I^{2} M^{-1}L^{-2}T^{-3}I^{2} 18. The dimensional formula of the physical quantity whose S.I. unit is Hm_{-1} is ML^{2} T^{-2} I^{2} M L T^{-2}I^{-2 } M^{2} L^{2} T^{-2}I^{-2} ML T^{2}I^{2} 19. Heat and Thermal capacity differ in the dimensions of Mass length Time Temperature 20. Force constant and surface tension have the same dimensions in Mass length Time All the above 21. Boltzmann constant and Planck’s constant differ in the dimensions of Mass and Time Length and Time Length and Mass Time and Temperature 22. The pair of physical quantities having the same dimensions is Power and Torque Thermal capacity and specific heat Latent heat and gravitational potential Angular momentum and Impulse 23. A scalar quantity and a vector quantity having the same dimensions are Gravitational potential and latent heat Force and Tension Specific heat and gas constant Frequency and velocity gradient 24. The pair of scalar quantities having the same dimensions is Moment of force and Torque Angular velocity and velocity gradient Thermal capacity and Entropy Planck’s constant and Angular momentum 25. The pair of vector quantities having the same dimensions is Force and Impulse Moment of inertia and Moment of the couple Surface Tension and Force constant Thrust and weight Loading … Related posts: NEET Physics units and measurements Test-1 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.