Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² cosα/g R = u² sin2α/g R = u² sinα/g R = u² cos2α/g R = u² cosα/g R = u² sin2α/g R = u² sinα/g R = u² cos2α/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/3 r/A r/2 0.134 r r/3 r/A r/2 0.134 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces Rotational motion Translatory motion Combined translatory and rotational motion None of these Rotational motion Translatory motion Combined translatory and rotational motion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The bodies which rebound after impact are called Neither elastic nor inelastic bodies Inelastic bodies Elastic bodies None of these Neither elastic nor inelastic bodies Inelastic bodies Elastic bodies None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is Newton joule kg-m erg Newton joule kg-m erg ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A lead ball with a certain velocity is made to strike a wall, it falls down, but rubber ball of same mass and with same velocity strikes the same wall, it rebounds. Select the correct reason from the following: Both the balls undergo an equal change in momentum None of these The change in momentum suffered by rubber ball is less than the lead ball The change in momentum suffered by rubber ball is more than the lead ball Both the balls undergo an equal change in momentum None of these The change in momentum suffered by rubber ball is less than the lead ball The change in momentum suffered by rubber ball is more than the lead ball ANSWER DOWNLOAD EXAMIANS APP