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
1/8
1/24
4/15

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
In a four bar chain or quadric cycle chain

Each of the four pairs is a turning pair
One is a turning pair and three are sliding pairs
Three are turning pairs and one is a sliding pair
Two are turning pairs and two are sliding pairs

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The magnitude of velocities of the points on a rigid link is

Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center
Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center
Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center
Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

ANSWER DOWNLOAD EXAMIANS APP