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 equivalent length of a simple pendulum which gives the same frequency as compound pendulum is (kG² + h²)/h² h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h (kG² + h²)/h² h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about an axis perpendicular to the section is πd3/16 πd3/32 πd4/64 πd4/32 πd3/16 πd3/32 πd4/64 πd4/32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the gravitational acceleration at any place is doubled, then the weight of a body will be g √2.g g/2 2g g √2.g g/2 2g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The overturning of a vehicle on a level circular path can be avoided if the velocity of vehicle is __________ √(gra/h) None of these Less than Equal to Greater than None of these Less than Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
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