The Artificial Horizon: DGCA Air Navigation questions

Question 1

An artificial horizon utilizes i............ to show ii........ in iii....... and iv.............

Accepted Answer

i an earth gyro ii attitude iii pitch iv roll

Answer

i an earth gyro ii position iii latitude iv longitude

Answer

i a space gyro ii attitude iii degrees iv minutes

Answer

i an earth gyro ii latitude iii pitch iv roll

Question 2

During the take-off run an air driven artificial horizon will usually indicate:

Accepted Answer

Increased nose-up attitude and right wing low

Answer

Nose up and incorrect left bank

Answer

A false descending turn to the right

Answer

A false climbing turn to the left

Question 3

The indication on the artificial horizon diagram shows:

Accepted Answer

30° port bank, nose below horizon

Answer

A climbing turn to the right

Answer

Nose up and left wing down

Answer

30° starboard bank, nose up

Question 4

False nose-up attitude displayed on air driven artificial horizon during the take-off run is caused by:

Accepted Answer

The lag of the lateral pendulous vanes

Answer

The high pendulosity of the rotor

Answer

The linear acceleration cut-out

Answer

Incorrect rotor speed

Question 5

The rotor axis of an electrical horizon is tied to the earth's vertical by:

Accepted Answer

Two mercury level switches and two torque motors

Answer

Four pendulous vanes

Answer

The roll cut-out

Answer

The low centre of gravity of the rotor housing

4 more questions in this chapter