1) Combined r-f field produces a greater voltage in Report

lateral loop

longitudinal loop

sense loop

2) QE corrector loop will introduce a correction of Report

20�

12 1/2�

5 1/2

3) Loop Algnment error is due to misalignment of Report

Lateral loop

Longitudinal loop

Lateral axis of the aircraft

4) Loop connector stray coupling will produce error in Report

Lateral loop

Longitudinal loop

Search same source

5) The length of loop cable Report

must exceed the specified

can be shorter

(i) provided compensating C & L are correctly placed in the circuit

6) The sense antenna can be Report

towel rail

suppressed capacitive plate

(i) or (ii)

7) 26VAC. for ADF Rx and RMI must be Report

from different source

from same source

(i) or (ii)

8) The allowable alignment error is Report

0.15�

0.25�

0.35

9) The sense antenna connector should use Report

double shielding cable

shielding and twisting cable

shielding, twisting and racketing cable

10) The cable run should be clear of Report

high level transmitting cable

a.c. power cable

(i) or (ii)

11) With control SW in ANT position Report

The RX operates from loop antenna only

pointer parked at 90�

Both (i) and (ii)

12) The loop swin gmay be carried out in Report

ground only

air only

air or on ground

13) The loop may be swing with reference to Report

true north

magnetic north

(i) or (ii)

14) The swing is affected by the ground, if the loop is Report

top mounted

bottom mounted

(i) or (ii)

15) Air swing should be carried out, if the loop is Report

top mounted

bottom mounted

(i) or (ii)

16) A Zig-Zag pattern is flown in Report

Position-line swinging

Single-point swinging

(i) or (ii)

17) Single point swinging uses Report

a clover-leaf pattern

Zig Zag pattern towards the TX

Zig zag pattern away from the TX

18) When clover-leaf pattern is flown, reading is taken Report

at single point

at various point

(ii) when overhead the reference point

19) Functional Test of ADF should be carried out Report

within 2 hrs of sun rise or sun set

(i) is not correct

(i) and the a/c should be away from large metal objects

20) Initial installation swing is carried out at Report

15� intervals

30� intervals

45

EASA Questions Radio Nav. Set 2

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7