engineering recuitment Maharashtra WCD Water Conservation Officer Mock Test 2024 Surveying Levelling
The R.L. of the point P which is on the floor is 500 m and back sight reading on P is 2.500 m. If the inverted fore sight reading on the point Q which is on the ceiling is 2.700 m. The R.L. of the point Q will be:
1
505.20 m
2
500.20 m
3
499.80 m
4
494.80 m