ATPL Question Bank - Principles of Flight
Principles of Flight Sample Questions
Whis of the Following is a result of an aircraft's mass?
A. It’s weight
B. How big it is
C. Its volume
D. How much matter it contains.
What is the unit of mass?
A. Kilogram
B. Joule
C. Watt
D. Newton
Out of the following select the definition of force:
A. A push or a pull
B. That which causes a reaction to take place
C. Thrust and drag only
D. The result of an applied input
What is the unit of force?
A. Mass-kilogram
B. Newton
C. Newton-meter
D. Joule
The unit of weight is?
A. Mass-kilogram
B. Newton
C. Watt
D. Kilowatt
Weight is the result of which of the following?
A. The action of a falling mass
B. The force on mass due to gravity
C. How much matter the object contains
D. The rate of mass per unit area
The aircraft rotate at which point?
A. The wings
B. The main undercarriage
C. The center of gravity (CG)
D. The rudder
Select the correct answer which justifies the following statement
If a force is applied to a mass and the mass does not move:
A. Work is done even though there is no movement of the mass
B. Work is done only if the mass moves a long way
C. Power is exerted, but no work is done
D. No work is done.
Out of the following the unit of work is called as:
A. Pascal
B. Joule
C. Watt
D. Kilogram
What is the unit of power?
A. Joule
B. Watt
C. Newton-meter
D. Meter per second
What are the correct statements if a force of 20 Newton's moves a mass 5 meters?
A. the work done is 100 Nm
B. the work done is 100 Joules
C. the work done is 4 Joules
D. the work done is 0.25 Joules
IF a force of 50 Newton's is applied to a 10 kg mass and the mass moves 10 meters and a force of 50 Newton's is applied to a 100 kg mass, which moves 10 meters:
A. the work done is the same in both cases
B. Less work is done to the 10 kg mass.
C. More work is done to the 10 kg mass.
D. More work is done to the 100 kg mass.
What is power?
A. The rate of doing work.
B. The rate of force applied.
C. The rate of movement per second.
D. The rate of applied force.
If a force of 500 Newton's moves a mass 1000 meters in 2 minutes, what is the power used?
A. 250 Kilowatts
B. 4167 Watts
C. 1 Megawatt
D. 4 Watts.
What is Kinetic energy?
A. The energy a mass possesses due to its position in space.
B. The energy a mass possesses when a force has been applied.
C. The energy a mass possesses due to the force of gravity.
D. The energy a mass possesses because of its motion.
What is the unit that used to measure kinetic energy?
A. Joule
B. Meter per second
C. Watt
D. Newton-meter per second
Out of the following select the orrect combination of statements considering kinetic energy
A. a moving mass can apply a force by being brought to rest.
B. Kinetic energy is the energy possessed by a body because of its motion.
C. If a body’s kinetic energy is increased, a force must have been applied.
D. Kinetic energy = 1/2 m V2 joules
The property of inertia is said to be:
A. The energy possessed by a body because of its motion
B. That every action has an equal and opposite reaction
C. The quantity of motion possessed by a body.
D. The opposite which a body offers to a change in motion.
Which of the following is correct considering Newton's first law of motion?
A. A body is said to have energy if it has the ability to do work.
B. The amount of energy a body possesses is measured by the amount of work it can do.
C. A body will tend to remain at rest, or in uniform motion in a straight line, unless acted upon by an external force.
D. To move a stationary object or to make a moving object change its direction, a force must be applied.
Select the correct combination of statements considering Newton's second law of motion:
A. Every action has an equal and opposite reaction.
B. If the same force is applied, the larger the mass the slower the acceleration.
C. If two forces are applied to the same mass, the bigger the force the greater the acceleration.
D. The acceleration of a body from a state of rest, or uniform motion in a straight line, is proportional to the mass.
What does the Newton's third law of motion state?
A. The energy possessed by a mass is inversely proportional to its velocity.
B. Every force has an equal and opposite inertia.
C. Every action has an equal and opposite reaction.
D. For every force there is an action.
Velocity is defined as:
A. Rate of change of acceleration.
B. Rate of change of displacement.
C. The quantity of motion possessed by a body.
D. The acceleration of a body in direct proportion to its mass.
Which of the following are correct regarding acceleration:
A. Acceleration is the rate of change of velocity.
B. The units of acceleration are meters per second.
C. The units of acceleration are kilogram-meters per second.
D. The units of acceleration are seconds per meter per meter.
What is momentum?
A. The quantity of mass possessed by a body.
B. The quantity of inertia possessed by a body.
C. The quantity of motion possessed by a body.
D. The opposition which a body offers to a change in velocity.