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 = 2u sin (α - β)/g cos β t = g cos β/2u sin (α + β) t = 2u sin (α + β)/g cos β t = g cos β/2u sin (α - β) t = 2u sin (α - β)/g cos β t = g cos β/2u sin (α + β) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A pendulum which executes one beat per second is known as Torsional pendulum Compound pendulum Second's pendulum Simple pendulum Torsional pendulum Compound pendulum Second's pendulum Simple pendulum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When two elastic bodies collide with each other, The two bodies begin to regain their original shape The two bodies tend to compress and deform at the surface of contact All of these The two bodies will momentarily come to rest after collision The two bodies begin to regain their original shape The two bodies tend to compress and deform at the surface of contact All of these The two bodies will momentarily come to rest after collision ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces. None of these Do not lie Lie Either A or B None of these Do not lie Lie Either A or B ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics During elastic impact, the relative velocity of the two bodies after impact is __________ the relative velocity of the two bodies before impact. Less than Equal to Greater than Equal and opposite to Less than Equal to Greater than Equal and opposite to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is rad/s Both (B) and (C) m/min Revolutions/min rad/s Both (B) and (C) m/min Revolutions/min ANSWER DOWNLOAD EXAMIANS APP