Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. Zero None of these Minimum Maximum Zero None of these Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a surface contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a line or point contact when in motion Have a surface contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a line or point contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 5 4 2 3 5 4 2 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of direct and reverse cranks is used in engines for Balancing of forces and couples Vibration analysis Kinematic analysis The control of speed fluctuations Balancing of forces and couples Vibration analysis Kinematic analysis The control of speed fluctuations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will Reduce maximum opening of port to steam All of these Reduce length of effective stroke of piston Cause withdrawing or throttling of steam Reduce maximum opening of port to steam All of these Reduce length of effective stroke of piston Cause withdrawing or throttling of steam ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In automobiles the power is transmitted from gear box to differential through Universal joint Knuckle joint Bevel gear Hooke's joint Universal joint Knuckle joint Bevel gear Hooke's joint ANSWER DOWNLOAD EXAMIANS APP
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