Engineering Mechanics The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by ω/r ω².r ω.r ω²/r ω/r ω².r ω.r ω²/r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is 2mr²/3 7mr²/5 2mr²/5 7mr²/3 2mr²/3 7mr²/5 2mr²/5 7mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to determine the effects of a force, acting on a body, we must know All of these Line of action of the force Magnitude of the force Nature of the force i.e. whether the force is push or pull All of these Line of action of the force Magnitude of the force Nature of the force i.e. whether the force is push or pull ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on an upward inclined plane is(where u = Velocity of projection, α = Angle of projection, and β = Inclination of the plane with the horizontal.) t = g cos β/2u sin (α + β) t = 2u sin (α + β)/g cos β t = 2u sin (α - β)/g cos β t = g cos β/2u sin (α - β) t = g cos β/2u sin (α + β) t = 2u sin (α + β)/g cos β t = 2u sin (α - β)/g cos β t = g cos β/2u sin (α - β) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which do not meet at one point and their lines of action do not lie on the same plane are known as Coplanar concurrent forces Coplanar non-concurrent forces None of these Non-coplanar concurrent forces Coplanar concurrent forces Coplanar non-concurrent forces None of these Non-coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. Greater than Less than Equal to None of these Greater than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
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