Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.5 r 0.7 r 0.8 r 0.6 r 0.5 r 0.7 r 0.8 r 0.6 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics According to Newton's first law of motion, None of these To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts None of these To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts 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. None of these Not be effected Decrease Increase None of these Not be effected Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about its diameter (d) is πd3/16 πd3/32 πd4/64 πd4/32 πd3/16 πd3/32 πd4/64 πd4/32 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) Greater than Less than None of these Equal to Greater than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Tension in the cable supporting a lift is more when the lift is moving __________ with an acceleration. None of these Downwards Horizontal Upwards None of these Downwards Horizontal Upwards ANSWER DOWNLOAD EXAMIANS APP