Theory of Machine
Which type of gearing is used in steering system of an automobile?

Worm and wheel
None of the listed here
Spiral gears
Rack and pinion

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Theory of Machine
A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force

The reaction on me inner wheels increases and on the outer wheels decreases
The reaction on the front wheels increases and on the rear wheels decreases
The reaction on the rear wheels increases and on the front wheels decreases
The reaction on the outer wheels increases and on the inner wheels decreases

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Theory of Machine
Crowning on pulleys helps

Increase belt and pulley life
In decreasing the slip of the belt
For automatic adjustment of belt position so that belt runs centrally
In increasing velocity ratio

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