Theory of Machine Which of the following mechanism is obtained from lower pair? All of these Gyroscope Pantograph Valve and valve gears All of these Gyroscope Pantograph Valve and valve gears 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 rigid body, under the action of external forces, can be replaced by two masses placed at a fixed distance apart. The two masses form an equivalent dynamical system, if The sum of the two masses is equal to the total mass of body The center of gravity of the two masses coincides with that of the body The sum of mass moment of inertia of the masses about their center of gravity is equal to the mass moment of inertia of the body All of these The sum of the two masses is equal to the total mass of body The center of gravity of the two masses coincides with that of the body The sum of mass moment of inertia of the masses about their center of gravity is equal to the mass moment of inertia of the body All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that it can only slide relative to the other, the pair is known as a Spherical pair Screw pair Turning pair Sliding pair Spherical pair Screw pair Turning pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Equal to Inversely proportional to Independent of Directly proportional to Equal to Inversely proportional to Independent of Directly proportional to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a body moving with simple harmonic motion is __________ at the mean position. Minimum None of these Zero Maximum Minimum None of these Zero Maximum ANSWER DOWNLOAD EXAMIANS APP
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