Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u/g.sinα t = 2u. tanα/g t = 2u. sinα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. sinα/g t = 2u. cosα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The process of finding out the resultant force is called __________ of forces. Composition Decomposition Resolution None of these Composition Decomposition Resolution None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin disc of mass ‘m’ and radius ‘r’, about an axis through its center of gravity and perpendicular to the plane of the disc is mr²/2 mr²/6 mr²/8 mr²/4 mr²/2 mr²/6 mr²/8 mr²/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella Less inclined when moving Less inclined when standing More inclined when standing More inclined when moving Less inclined when moving Less inclined when standing More inclined when standing More inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total energy possessed by a system of moving bodies Varies from point to point Is minimum in the start and maximum at the end Is maximum in the start and minimum at the end Is constant at every instant Varies from point to point Is minimum in the start and maximum at the end Is maximum in the start and minimum at the end Is constant at every instant ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force, by which the body is attracted, towards the center of the earth, is called Weight Impulsive force Mass Momentum Weight Impulsive force Mass Momentum ANSWER DOWNLOAD EXAMIANS APP