Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by Increasing the number of teeth of the pinion Increasing the length of the handle Increasing the radius of the load drum All of these Increasing the number of teeth of the pinion Increasing the length of the handle Increasing the radius of the load drum All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of a particle with simple harmonic motion is _________ proportional to the angular velocity. Square root Inversely None of these Directly Square root Inversely None of these Directly 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 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 Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force None of these To every action, there is always an equal and opposite reaction 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 Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force 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 None of these Equal to Less than Greater than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is 2mr²/5 7mr²/5 2mr²/3 7mr²/3 2mr²/5 7mr²/5 2mr²/3 7mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP