Mine Surveying - Study Mode
[#196] It is an imaginary line on the ground obtained by joining points have same elivation called . . . . . . . .
Correct Answer
(B) Contour
[#197] The introduction of additional concave lens inside telescope results is reduction of . . . . . . . . of the image formed by the object lens.
Correct Answer
(C) Brilliancy
[#198] In a metric chain each link is equal to . . . . . . . .
Correct Answer
(B) 200 mm
[#199] In the obstacle survey as shown in figure the width of river AB is equal to . . . . . . . .
Correct Answer
(A) 20m
[#200] The phenomenon by which a magnetic needle is deflected by the presence of masses of iron or steel called . . . . . . . .
Correct Answer
(C) Local attraction