Automobile Engineering in ME
In a hydraulic power steering system, the power steering pump is driven by a

Belt driven by camshaft
Belt driven by crankshaft
Chain driven by crankshaft
Belt driven by drive-shaft

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Automobile Engineering in ME
The function of an oil control orifice is that it

Turns oil into fine mist for spray lubrication
Returns cylinder head lubricating oil to the oil pan at high speed
Removes impurities from cylinder head lubricating oil
Regulates the pressure of engine oil supplied by the oil pump for the lubrication of cylinder head mechanism and other purposes

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Automobile Engineering in ME
The fuel pump of a programmed fuel injection (PFI) system operate for two seconds when the ignition is turned to the start position to

Warm up and lubricate the pump
Enable the pump's fault diagnosis function to operate
Pressurise the fuel system before the engine is started
Supplies a large amount of fuel and thereby creates a choke effect

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