Theory of Machine In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to Minimize the effect of secondary forces Minimize the effect of primary forces To start the locomotive quickly Have perfect balancing Minimize the effect of secondary forces Minimize the effect of primary forces To start the locomotive quickly Have perfect balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a coupling rod of a locomotive, each of the four pairs is a ________ pair. Screw Turning Rolling Sliding Screw Turning Rolling Sliding ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at The point of contact The point on the circumference situated vertically opposite to the contact point The center of the disc An infinite distance on the plane surface The point of contact The point on the circumference situated vertically opposite to the contact point The center of the disc An infinite distance on the plane surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of higher pair is Belt, rope and chain drives Gears, cams Ball and roller bearings All of these Belt, rope and chain drives Gears, cams Ball and roller bearings All of these 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 1/24 1/8 12 4/15 1/24 1/8 12 4/15 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of linear velocity of any point on a link with respect to another point on the same link is None of the listed here Perpendicular to the link joining the points Parallel to the link joining the points At 45° to the link joining the points None of the listed here Perpendicular to the link joining the points Parallel to the link joining the points At 45° to the link joining the points ANSWER DOWNLOAD EXAMIANS APP
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