Which of the following is the need of the gearbox?

A. Engine vibration

B. Engine cooling

C. Development of the backpressure

D. Engine configuration

A. Suction stroke

B. Compression stroke

C. Expansion stroke

D. Exhaust stroke

A. Piston size

B. Absence of valves

C. Cooling system

D. Lubrication system

A. Camshaft

B. Crankshaft

C. Distributor shaft

D. Propeller shaft

A. Constant-mesh gearbox

B. Sliding mesh gearbox

C. Synchromesh gearbox

D. Epicyclical gearbox

A. Universal joint

B. Hinge joint

C. Ball and socket joint

D. Pivot joint