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 = 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) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction. Less than None of these Greater than Equal to Less than None of these Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is D/(D + d) D/(D - d) 2D/(D + d) 2D/(D - d) D/(D + d) D/(D - d) 2D/(D + d) 2D/(D - d) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a rectangular section 3 cm wide and 4 cm deep about X-X axis is 16 cm4 9 cm4 12 cm4 20 cm4 16 cm4 9 cm4 12 cm4 20 cm4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion is __________ at the mean position. Minimum None of these Maximum Zero Minimum None of these Maximum Zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The matter contained in a body, is called Momentum Mass Impulsive force Weight Momentum Mass Impulsive force Weight ANSWER DOWNLOAD EXAMIANS APP
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