Engineering Mechanics The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body. None of these Less than Equal to Greater than None of these Less than Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential wheel and axle with 'D' as the diameter of effort wheel and d1 and d2 as the diameters of larger and smaller axles respectively, is D/(d₁ + d₂) 2D/(d₁ + d₂) 2D/(d₁ - d₂) D/(d₁ - d₂) D/(d₁ + d₂) 2D/(d₁ + d₂) 2D/(d₁ - d₂) D/(d₁ - d₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of static friction to dynamic friction is always Equal to one Less than one None of these Greater than one Equal to one Less than one None of these Greater than one 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 = 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/2 3L/4 L/3 2L/3 L/2 3L/4 L/3 2L/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The bodies which rebound after impact are called Elastic bodies Neither elastic nor inelastic bodies None of these Inelastic bodies Elastic bodies Neither elastic nor inelastic bodies None of these Inelastic bodies ANSWER DOWNLOAD EXAMIANS APP