34.

35.

36.

37.

38.

39.

40.

Extent of diurnal variation of magnetic declination
(A) greater at the equator and less at the poles
(B) less at the equator and greater at the poles
(C) same at both equator and at the poles

(D) does not depend on the locality

Agate cap is fitted with a
(A) cross staff (B) Dumpy level
(C) Chain (D) Prismatic compass

The graduations in prismatic compass

i) are inverted

ii) are upright

iii) run clockwise having O° at north

iv) run clockwise having O° at south

The correct statements are

(A) (i) and (iii) (B) (i) and (iv)
(C) (ii) and (iii) (D) (ii) and (iv)
If the fore bearing of a line AB is 85° and that of line BC is 105° then the included angle
between the lines is

(A) 20° (B) 75°

(C) 190° (D) 160°

Which of the following statements is true for a line AB?

(A) Fore bearing of line AB and back bearing of AB differ by 180°
(B) Fore bearing of AB and back bearing of BA differ by 180°

(C) Both (A) and (B) are correct

(D) None of the above are correct

The horizontal angle between true meridian and a line is known as
(A) Magnetic bearing (B) Azimuth
(C) Fore bearing (D) Assumed bearing

The angle made by the lines of force of earth's magnetic field makes with the surface
of earth is called

(A) Declination (B) Dip
(C) Azimuth (D) Bearing

നന്നി 7