POST TEST - AREA 1

The part of an internal combustion engine that converts reciprocating motion to rotary motion is:

What is the average oxygen content of air by volume?

The correct firing interval of a 4-stroke, 3-cylinder engine is:

The thermal efficiency of most diesel engines is approximately:

(Computation) A tractor exerts a draft of 12 kN at 4 km/h. Compute the drawbar power.

(Computation) A four-cylinder diesel engine has bore 100 mm and stroke 120 mm. Compute displacement.

A tractor engine develops a brake horsepower of 45 hp. If mechanical efficiency is 80%, what is the indicated horsepower?

(Computation) A 35-hp tractor operates 6 hrs/day with specific fuel consumption 0.25 L/hp·hr. Daily fuel used:

(Computation) A hydropower turbine delivers 50 kW under 12 m head at 80% efficiency. Compute flow rate (ρ=1000 kg/m³, g=9.81 m/s²).

A gasoline engine has clearance volume 120 cc and total volume 720 cc. What is compression ratio?