31. In the SI system, the unit of temperature is :
(a) degree centigrade
(b) kelvin
(c) degree celsius
(d) degree fahrenheit
32. Which one of the following have same dimensions?
(a) Torque and force
(b) Potential energy and force
(c) Torque and potential energy
(d) Planckrsquo;s constant and linear momentum
33. Which of the following does not posses the same dimensions as that of pressure?
(a) Stress
(b) Bulk modulus
(c) Thrust
(d) Energy density
34. Which of the following is a dimensional constant?
(a) Poission’s ratio
(b) Refractive index
(c) Relative density
(d) Gravitational constant
35. Which one of the following is not the dimensionless quantity?
(a) Planck’s constant
(b) Dielectric constant
(c) Solid angle
(d) Strain
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