Machine Design
According to Indian standard specifications, 100 H6/g5 means that

Tolerance grade for the hole is 4 to 8 and for the shaft is 3 to 7
Tolerance grade for the hole is 6 and for the shaft is 5
Tolerance grade for the shaft is 4 to 8 and for the hole is 3 to 7
Tolerance grade for the shaft is 6 and for the hole is 5

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Crowning on pulley helps

To keep the belt in centre on a pulley while it is in motion
In increasing the slip of the belt
To increase pulley life
In decreasing the slip of the belt

ANSWER DOWNLOAD EXAMIANS APP