Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is 2D/(D + d) D/(D + d) 2D/(D - d) D/(D - d) 2D/(D + d) D/(D + d) 2D/(D - d) D/(D - d) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 4 16 20 8 4 16 20 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length āLā 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 A redundant frame is also called __________ frame. None of these Deficient Imperfect Perfect None of these Deficient Imperfect Perfect ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine Output to the input All of these Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine Output to the input All of these Mechanical advantage to the velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The principle of transmissibility of forces states that, when a force acts upon a body, its effect is 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 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 ANSWER DOWNLOAD EXAMIANS APP