Machine Design
A shaft coupling should

Be easy to connect or disconnect
Hold the shafts in perfect alignment
All of these
Transmit full power of the shaft

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
A compound belt drive is used when

Shafts are arranged parallel and rotate in the same directions
None of these
Shafts are arranged at right angles and rotate in one definite direction
Shafts are arranged parallel and rotate in the opposite directions

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct?

There are five rivets per pitch length, all in double shear
There are four rivets per pitch length, all in double shear
There are four rivets per pitch length, out of which two are in single shear and two are in double shear
There are five rivets per pitch length, out of which four are in double shear and one is in single shear

ANSWER DOWNLOAD EXAMIANS APP