Machine Design
When a belt drive is transmitting maximum power,

Driving tension on slack side is equal to centrifugal tension
Effective tension is equal to centrifugal tension
Effective tension is half of centrifugal tension
Driving tension on tight side is twice the centrifugal tension

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to

Have variable bending moment (M) in each leaf
Make M/I constant throughout the length of the leaf
Obtain variable moment of inertia (I) in each leaf
Permit each leaf to act as an overhanging beam

ANSWER DOWNLOAD EXAMIANS APP