Q1. If an aircraft in the northern hemisphere accelerates on a westerly heading, the compass needle moves… .indicating a turn to the………?
Anti-clockwise; north.
Q2. What will the DRMC indicate when an aircraft lands in a southerly direction in the southern hemisphere?
No turn.
Q3. When cruising (in unaccelerated flight) on a westerly heading a direct reading compass shows?
No error.
Q4. An aircraft in the southern hemisphere is turning from south to left. The rollout must be performed at?
330 degrees.
Q5. What is the dip angle at the South Pole?
90 deg.
Q6. The compass heading is 270 degrees (South hemisphere). An aircraft accelerates, the needle moves to?
260 degrees.
Q7. An aircraft is flying on a heading of 270 degree (Northern hemisphere). It decelerates. The compass will indicate?
260 degrees.
Q8. When turning through North in the Northern Hemisphere?
The compass will be sluggish.
Q9. In a steep turn the northerly turning error will be:
Maximum.
Q10. Which of the following accelerates the compass returning to the equilibrium?
The fluid in the casing.
Q11. When an aircraft is on a northerly heading and a turn is made?
The needle moves in the same direction of the turn and slower than the turn.
Q12. An aircraft is on a heading of 090 deg (South hemisphere). It accelerates. The compass will indicate?
A turn to the south.
Q13. During a deceleration in the Northern Hemisphere on a magnetic heading of 270 degrees the magnetic compass will indicate?
An apparent turn to the South.
A heading lower than 270 degrees.
Q14. If an aircraft in the northern hemisphere accelerates on a heading of 090 degrees the compass will indicate?
A turn to north.
Q15. The line that passes through the positions where the magnetic dip is zero is called:
The aclinic line.
Q16. What is the maximum possible value of dip angle?
90 degrees.
Q17. An aircraft in the northern hemisphere makes a rate one turn to the right from 360 degrees. The compass will rotate at the start of the turn ?
A turn to the left.
Q18. When an aircraft is subjected to a deceleration in the Northern Hemisphere on a magnetic heading of 090 degrees the magnetic compass will indicate?
An apparent turn to the South.
Q19. The angle between the horizontal and the magnetic line of force is called?
Magnetic dip.
Q20. A direct reading magnetic compass will be affected by? 1. Adjacent electrical equipment; 2. Ferrous metals. 3. Non Ferrous Metal
1, 2.
Q21. Which of the following causes the compass to return to the equilibrium?
The Earth’s magnetic field.
Q22. Acceleration error in a magnetic compass is maximum on?
Headings E and W.
Q23. To reduce the effect of the magnetic dip, the compass:
Has a magnet assembly pendulously suspended.
Q24. Turning error in a magnetic compass is maximum on?
Headings N and S.
Q25. Which of the following is correct regarding the Direct Reading Compass?
All of the above.
Q26. What will the compass indicate as an aircraft lands and decelerates on a westerly heading in the northern hemisphere?
Turn to south.
Q27. An aircraft in the southern hemisphere is turning from 360 degrees to left. The rollout must be performed at?
260 degrees.
Overshoot – stop late 260.
Q28. An aircraft in the northern hemisphere is turning from north to east. The rollout must be performed at?
080 degrees.
Q29. The roll out must be performed at……..when turning from NW to NE in the southern hemisphere?
065 degrees.
Q30. The directive force of the earth’s magnetic field is maximum at?
The magnetic equator.
Q31. The purpose of the compass deviation card is to?
Indicate the compass error for a given magnetic heading.
Q32. The quadrantal deviation of a magnetic compass is due to?
Soft iron magnetism.
Q33. Compass deviation is defined as the angle between?
Magnetic North and Compass North.
Q34. An aircraft in the northern hemisphere is turning from 090 degrees to south. The rollout must be performed at?
200 degrees.
Q35. Isogonals are lines of equal:
Magnetic variation.
Q36. The magnetic heading of an aircraft is 040 degrees. The deviation is 5 degrees East. The compass heading is?
035 degrees.
Q37. When flying in the northern hemisphere on a heading of 270 degrees, if the aircraft decelerates, the compass will indicate?
A turn to the south.
Q38. The dip angle at the magnetic equator is?
0 deg.
Q39. An aircraft in the southern hemisphere is turning from west to north. The rollout must be performed at?
030 degrees.
Q40. In the northern hemisphere, a magnetic compass will normally indicate a turn to the north if:
An aircraft is accelerated while on an east or west heading.
Q41. Which of the following statements is true regarding the errors of a direct reading magnetic compass?
Acceleration errors are greatest on headings of 090 and 270 degrees.