Aircraft & Engines — Sample Paper 1

The waste gate of a turbocharger controls boost by:

Pascal's law states that pressure applied to a confined fluid:

A 20% reduction in aircraft weight reduces the stall speed by approximately:

A hydraulic accumulator contains:

The Relative Air Flow (RAF) is:

Ground spoilers (lift dumpers) are deployed on landing to:

Carburettor icing can occur at outside air temperatures as high as:

Passenger chemical oxygen generators:

Brake Horsepower (BHP) is:

Booster pumps in the tanks primarily serve to:

In a 60° banked level turn, the stall speed increases by approximately:

A 'hot start' is one in which:

An oleo-pneumatic shock strut contains:

A Constant Speed Drive Unit (CSDU) is used to:

Multi-spool engines exist primarily to:

Wake vortex generation begins:

The Centre of Pressure is the point:

A typical maximum cabin altitude maintained in cruise is:

The collector (feeder) tank is designed to:

Pre-ignition is typically caused by:

To improve efficiency, the inlet valve opens:

Thrust reversers can normally be deployed only when:

Induced drag is caused by:

The gradual stretching of turbine blades under heat and centrifugal load is called:

Cooling fins on a cylinder serve to:

With a servo tab system, the pilot's controls are connected to:

Changes in air density may be ignored (incompressible flow assumed) below approximately:

Dutch roll results from:

Once fully charged, a capacitor in a DC circuit:

The most common wing ice protection on jet transport aircraft is:

On a high by-pass turbofan, thrust reversal is achieved by:

Wingtip vortices are strongest when the aircraft is:

By-pass ratio is the ratio of:

An impulse coupling:

Modern turbine blades survive gas hotter than their alloy's melting point because they are:

Modern capacitive fuel gauging systems measure:

If airspeed is doubled, parasite drag will:

Before AC generators can be paralleled onto a common bus, they must match in:

The angle of incidence is the fixed angle between:

Flying at a constant IAS, the total drag with increasing altitude will:

Compared with the power-off stall speed, the power-on stall speed is:

The maximum temperature in a gas turbine is limited by:

The main design feature providing lateral (roll) stability is:

The inward relief valve protects the structure when:

The Time of Useful Consciousness at 35,000 ft is approximately:

A very rich mixture (about 10:1) is used for takeoff because:

The flap type giving the greatest increase in lift, often multi-slotted on transport aircraft, is the:

With the ignition switch OFF, the magneto primary circuit is:

A lead-acid battery is fully charged when its electrolyte's specific gravity is about:

If IAS is doubled in level flight, to keep lift constant the coefficient of lift must reduce to: