Engineering Mechanics Two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. It the line of action of the resultant is 6 mm from any given force, the two forces are None of these 20 N and 5 N 15 N and 15 N 15 N and 5 N None of these 20 N and 5 N 15 N and 15 N 15 N and 5 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Varingon's theorem of moments states that if a number of coplanar forces acting on a particle are in equilibrium, then Their algebraic sum is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point Their lines of action are at equal distances The algebraic sum of their moments about any point in their plane is zero Their algebraic sum is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point Their lines of action are at equal distances The algebraic sum of their moments about any point in their plane is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Rolling friction Sliding friction Kinematic friction Limiting friction Rolling friction Sliding friction Kinematic friction Limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The principle of transmissibility of forces states that, when a force acts upon a body, its effect is Maximum, if it acts at the center of gravity of the body Same at every point on its line of action Different at different points on its line of action Minimum, if it acts at the center of gravity of the body Maximum, if it acts at the center of gravity of the body Same at every point on its line of action Different at different points on its line of action Minimum, if it acts at the center of gravity of the body ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force, by which the body is attracted, towards the center of the earth, is called Weight Impulsive force Momentum Mass Weight Impulsive force Momentum Mass ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) 2π × ω π/ω 2π/ω ω/2π 2π × ω π/ω 2π/ω ω/2π ANSWER DOWNLOAD EXAMIANS APP