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Automobile Engineering

Q1:

The function of a proportioning control valve (PCV) in a brake system is to

A ensure that equal pressure is supplied to the front and rear brakes throughout every braking operation

B reduce the brake fluid pressure when the brakes approach their lockup point

C cause less brake fluid pressure to act on the front brakes than on the rear brakes when the fluid pressure exceeds a predetermined level

D cause less brake fluid pressure to act on the rear brakes than on the front brakes when the fluid pressure exceeds a predetermined level.

ANS:D - cause less brake fluid pressure to act on the rear brakes than on the front brakes when the fluid pressure exceeds a predetermined level.

Explanation: No answer description is available. 



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