Automobile Engineering in ME
In a four speed four stroke Diesel engine, the intake valve

opens at 10° after T.D.C. and closes at 20° before B.D.C.
opens at T.D.C. and closes at B.D.C.
opens at 20° before T.D.C. and closes at 35° after B.D.C.
not listed here

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Automobile Engineering in ME
Which one of the following statement correctly describes the construction of a bevel gear type differential?

The drive shafts are splined to the differential carrier.
The differential carrier houses differential pinion gears and side gears.
The differential carrier houses differential pinion gears and side gears; each pinion gear meshes with a different side gear.
The left side gear and the differential carrier rotate in constant unison.

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Automobile Engineering in ME
When the front wheels of a vehicle are locked during braking, then

Rear tyres skid across the road surface, and the vehicle spins around
Driver loses control over the steering, and the vehicle continues moving in its current direction
Stopping distance becomes extremely long
Front tyres skid across the road surface, and the vehicle spins around

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Automobile Engineering in ME
The advantage of having a tandem master cylinder arrangement in automobiles is that it

Enhances safety by activating the brakes using vacuum pressure in the event of brake fluid loss
Boosts the brake fluid pressure to reduce the force required to depress the brake pedal
Enhances safety by serving two independent lines in a divided line brake circuit
Supplies equal fluid pressure to each line of a divided line brake circuit, thereby preventing the brakes from dragging on one side

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