Q. Resolution is a measure of the bias in the instrumentNone of thesethe smallest amount of input signal change that the instrument can detect reliablya measure of the systematic errors Answer: a measure of the systematic errors

Q. Which one of the following represents the correct dimensions of the coefficient of viscosity? Answer:

Q. In SI system the fundamental units are meter, kilogram, second, ampere, Kelvin, mole and candelameter, kilogram, second, coulomb, Kelvin, mole and candelameter, Newton, second, ampere, Kelvin, mole and candelameter, kilogram, second, ampere, Kelvin, mole and lux Answer: meter, kilogram, ...

Q. A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane. Its coordinates at a later time are the path of the particle makes with the x-axis an angle of 3004506000 Answer: 600

Q. The volume of a cube in m³ is equal to the surface area of the cube in m². The volume of the cube is 64 m³216 m³512 m³196 m³ Answer: 216 m³

Q. ML-1T -2 is the dimensional formula of magnetic inductionself-inductanceelectric potentialelectric field Answer: magnetic induction

Q. Which of the following groups have different dimensions? Potential difference, EMF, voltagePressure, stress, Youngs modulusHeat, energy, work doneDipole moment, electric flux, electric field Answer: Dipole moment, electric flux, electric field

Q. What is the dimensional formula of magnetic field? MT-2A-1MT-1A-2M-1L-2TA-1M-1LTA-2 Answer: MT-2A-1

Q. If force (F), work (W) and velocity (v) are taken as fundamental quantities. What is the dimensional formula of time (T)? Answer:

Q. The atmospheric pressure is 106 dyne/cm². What is its value in SI unit? 105 newton/m²106 newton/m²104 newton/m²103 newton/m² Answer: 105 newton/m²

Q. A force F is given by F = at + bt², where t is time. What are the dimensions of a and b? MLT-1 and MLT0MLT-3 and ML2T4MLT-4 and MLT1MLT-3 and MLT-4 Answer: MLT-3 and MLT-4

Q. In a system of units if force (F), acceleration (A) and time (T) are taken as fundamentals units then the dimensional formula of energy is FA2TFAT2FA2TFAT Answer: FAT2