Srveying Practice | Set-4 | Compass Survey

1. If the W.C.B. of a line PQ is 275 ⁰ 15’ then Quadrantal Bearing is?

S 90⁰ 45’ E
E 315⁰ S
N 84⁰45’ W
W 180⁰35’ N

2. PQRS a given square and PQ line has a W.C.B of 35⁰, then what is the bearing of line QR_

145 ⁰
225 ⁰
125 ⁰
215 ⁰

3. The fore bearing of a line PQ is given as 220⁰. The back bearing of the line is in Quadrantal Bearing System.

N 20⁰ W
E 70⁰ S
S 40⁰ W
S 60⁰ W

4. The Bearing of Line PQ and PS is 40⁰ and 130⁰ respectively then included angle is_

90°
170°
180°
315°

5. The fore bearing of a line PQ is 160°10’ and the included angle PQR is 115°. What is the fore bearing of QR?

95°10’
110°
275°10’
45°10’

6. The diameter of prismatic compass box_

30 cm
8 cm
40 cm
25cm

7. For the prismatic compass, Magnetic needle_

may or may not attached with the graduated ring.
is free to show the reading over the graduated ring.
is attached with graduated ring.
is made of Steel.

8. Whole circle bearing is followed by_

Surveyor’s Compass
Surveyor’s compass and prismatic compass both
Prismatic Compass
Surveyor’s compass some times

9. For the compass survey, ring is graduated with_

0° at North
0° at South
0° at East
180° at west

10. The figures are graduated on the ring upside down for _

Surveyor’s Compass
Prismatic Compass
Surveyor’s compass and prismatic compass both
Surveyor’s compass some times

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