Automobile Engineering in ME
The aluminium alloy is used in cylinder blocks because

Material cost is low
It does not require any cylinder liners
The piston is also made of aluminium alloy
It is lighter and has good heat dissipation characteristics

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Automobile Engineering in ME
The sequence in which the force is transmitted through a brake system when the brake pedal is depressed is

Brake pedal, master cylinder, brake lines, vacuum servo mechanism, brake pads
Brake pedal, vacuum servo mechanism, master cylinder, brake lines, brake pads
Brake pedal, brake lines, vacuum servo mechanism, master cylinder, brake pads
Brake pedal, master cylinder, vacuum servo mechanism, brake lines, brake pads

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Automobile Engineering in ME
The lubrication oil flow in an engine is in the order as

Oil strainer, oil filter, relief valve, oil pump, cylinder block, cylinder head and oil pan
Oil strainer, oil pump, relief valve, oil filter, cylinder head, cylinder block and oil pan
Oil pump, oil strainer, relief valve, oil filter, cylinder block, cylinder head and oil pan
Oil strainer, oil pump, relief valve, oil filter, cylinder block, cylinder head and oil pan

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