15.01

Question 1

What is the number value for acceleration?

Answer 1

9.8 m/s^2

Question 2

Force =

Answer 2

Mass x acceleration

Question 3

How is work done produced?

Answer 3

Moving an object over a distance

Question 4

What is power in relation to work?

Answer 4

Power is the rate of doing work

Question 5

What is energy described as?

Answer 5

Capacity of a body to do work

Question 6

What can mechanical energy be divided into?

Answer 6

Kinetic and potential energy

Question 7

What is kinetic energy?

Answer 7

Energy a body gets due to motion

Question 8

What is Newton’s first law?

Answer 8

Law or inertia - a body remains at rest or in motion until another force acts on it

Question 9

What is Newton’s second law?

Answer 9

Acceleration produced from a force acting on it is directly proportional to the force and inversely proportional to the mass

Question 10

What is Newton’s third law?

Answer 10

Every action has equal and opposite reaction

Question 11

What does GTE stand for?

Answer 11

Gas Turbine Engine

Question 12

What is the order of the brayton cycle?

Answer 12

Induction - compression - combustion - exhaust

Question 13

What do the engines supply to the aircraft?

Answer 13

Hydraulic power, electric power and bleed air

Question 14

What are the two types of aircraft engine?

Answer 14

Piston and gas turbine

Question 15

What are the different types of gas turbine engines?

Answer 15

Turbojet, turbofan, turboprop and APU

Question 16

Explain turbojet engines

Answer 16

High speed, very loud

Question 17

Explain turboprop engines

Answer 17

Aircraft speed, fuel efficiency

Question 18

What do engines create to move forward?

Answer 18

Propulsion

Question 19

How do the gas turbine, turboprop and turbofan produce thrust?

Answer 19

Accelerating ambient air

Question 20

How do turboprop engines produce acceleration?

Answer 20

Small acceleration of a large quantity of air by a propeller

Question 21

What engines do the turbo fan combine?

Answer 21

Turbojet and turboprop

Question 22

What is the bypass ratio in a turbofan engine?

Answer 22

Ratio of air that passes through the fan duct compared to air that passes through the engine

Question 23

What are the two engine construction types?

Answer 23

Modular and non-modular

Question 24

What is the engine separated into?

Answer 24

Modules

Question 25

What is the main aim for engine materials?

Answer 25

Strong enough for individual tasks but also light and as cheap as possible