Machine Design
When the fulcrum is in between the load and effort, the lever is said to be of

Second type
Any one of these
Third type
First type

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Machine Design
When the belt is transmitting maximum power,

The tension in tight side is twice the centrifugal tension
None of these
The tension in tight side is thrice the centrifugal tension
The tension in slack side is equal to the centrifugal tension

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Machine Design
The angle of twist of shaft is

Inversely proportional to (shaft diameter)²
Directly proportional to (shaft diameter)⁴
Directly proportional to (shaft diameter)²
Inversely proportional to (shaft diameter)⁴

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Machine Design
When the shaft rotates in anticlockwise direction at slow speed in a bearing, it will

Move towards right of the bearing making no metal to metal contact
Move towards left of the bearing making metal to metal contact
Move towards right of the bearing making the metal to metal contact
Have contact at the bottom most of the bearing

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