Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/3 L/2 2L/3 3L/4 L/3 L/2 2L/3 3L/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. None of these First Third Second None of these First Third Second 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 Non-coplanar concurrent forces None of these Coplanar non-concurrent forces Coplanar concurrent forces Non-coplanar concurrent forces None of these Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule is equal to 1 N-m 10 N-m 100 N-m 0.1 N-m 1 N-m 10 N-m 100 N-m 0.1 N-m 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 = 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) t = g cos β/2u sin (α + β) t = 2u sin (α - β)/g cos β ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a body on reaching the ground from a height h, is √(2gh) 2.√(gh) √(gh) 2g.√h √(2gh) 2.√(gh) √(gh) 2g.√h ANSWER DOWNLOAD EXAMIANS APP