Automobile Engineering in ME
The power source for a brake booster is

Exhaust manifold pressure
Electricity
The pressure difference between the atmospheric pressure and the vacuum pressure in the intake manifold
Hydraulic pump

ANSWER DOWNLOAD EXAMIANS APP

Automobile Engineering in ME
The path taken by intake air is

Air cleaner intake manifold carburettor (or throttle body) intake ports cylinders
Carburettor (or throttle body) air cleaner intake manifold intake ports cylinders
Air cleaner carburettor (or throttle body) intake manifold intake ports cylinders
Air cleaner carburettor (or throttle body) intake ports intake manifold cylinders

ANSWER DOWNLOAD EXAMIANS APP