Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Smaller None of the listed here Smaller OR Larger Larger Smaller None of the listed here Smaller OR Larger Larger ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone) (1/2) μ W R cosecα (3/4) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα (1/2) μ W R cosecα (3/4) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine There are six gears A, B, C, D, E and F in a compound train. The numbers of teeth in the gears are 20, 60, 30, 80, 25 and 75 respectively. The ratio of angular speeds of the driven (F) to the driver (A) of the drive is 12 1/24 4/15 1/8 12 1/24 4/15 1/8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism _________ for transmitting or transforming motion. None of these Unpredictable Can not be used Can be used None of these Unpredictable Can not be used Can be used ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Critical damping ratio Magnification factor Damping factor Logarithmic decrement Critical damping ratio Magnification factor Damping factor Logarithmic decrement ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Peaucellier’s mechanism has Four links Twelve links Six links Eight links Four links Twelve links Six links Eight links ANSWER DOWNLOAD EXAMIANS APP
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