Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 8 16 4 20 8 16 4 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella Less inclined when standing More inclined when standing Less inclined when moving More inclined when moving Less inclined when standing More inclined when standing Less inclined when moving More inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as Limiting friction Static friction Coefficient of friction Dynamic friction Limiting friction Static friction Coefficient of friction Dynamic friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) (1/2π). √(g/l) None of these (1/2π). √(l/g) 2π. √(l/g) (1/2π). √(g/l) None of these (1/2π). √(l/g) 2π. √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A block of mass 20 kg lying on a rough horizontal plane is connected by a light string passing over a smooth pulley to another mass 5 kg, which can move freely in the Vertical direction, as shown in the below figure. The tension in the string will ___________ with the increase in coefficient of friction. Not be effected Increase None of these Decrease Not be effected Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of change of displacement of a body is called Momentum None of these Acceleration Velocity Momentum None of these Acceleration Velocity ANSWER DOWNLOAD EXAMIANS APP
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