Concurrent forces are those forces whose lines of action Meet at one point Lie on the same line None of these Meet on the same plane TRUE ANSWER : ? YOUR ANSWER : ?
From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate 1.0 cm 0.5 cm 2.5 cm 1.5 cm TRUE ANSWER : ? YOUR ANSWER : ?
The bodies which rebound after impact are called Elastic bodies None of these Neither elastic nor inelastic bodies Inelastic bodies TRUE ANSWER : ? YOUR ANSWER : ?
When a body of mass moment of inertia 'I' (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is Iω Iω2 0.5 Iω2 0.5 Iω TRUE ANSWER : ? YOUR ANSWER : ?
When a body falls freely under gravitational force, it possesses __________ weight. Minimum None of these No Maximum TRUE ANSWER : ? YOUR ANSWER : ?
The horizontal range of a projectile (R) is given by R = u² sin2α/g R = u² sinα/g R = u² cos2α/g R = u² cosα/g TRUE ANSWER : ? YOUR ANSWER : ?
A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation 6f - 4 3t² + 2t 6f - 8 6t² - 8t TRUE ANSWER : ? YOUR ANSWER : ?
The maximum mechanical advantage of a lifting machine is m 1 / m 1 - m 1 + m TRUE ANSWER : ? YOUR ANSWER : ?
The range of projectile (R) on an upward inclined plane is g. cos² β/2u². sin (α - β). cos α g. cos² β/2u². sin (α + β). cos α 2u². sin (α - β). cos α/g. cos² β 2u². sin (α + β). cos α/g. cos² β TRUE ANSWER : ? YOUR ANSWER : ?