Units and Dimensions » Exercise - 295. A force is given by F = at + bt2, where t is the time. The dimensions of a and b are : (a) [M L T –4] and [M L T] (b) [M L T –1] and [M L T 0] (c) [M L T –3] and [M L T –4] (d) [M L T –3] and [M L T 0]
Tags: dimensions, units, exercise, force, time, physics
Units and Dimensions » Exercise - 298. Velocity v is given by v = at2+bt+c, where t is time. What are the dimensions of a, b and c respectively? (a) [L T –3], [L T –2] and [L T –1] (b) [L T –1], [L T –2] and [L T –3] (c) [L T –2], [L T –3] and [L T –1] (d) [L T –1], [L T –3] and [L T –2]
Tags: dimensions, units, exercise, velocity, time, physics
Units and Dimensions » Exercise - 273. Which physical quantity is represented by M 1 L 3 T –3 A –2 ? (a) Resistivity (b) Resistance (c) conductance (d) conductivity