The curvature of the earth's surface is taken into account only if the extent of survey is more than
A160 sq km
B240 sq km
C260 sq km
D100 sq km
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Shear reinforcement is given in the form of
When ice melt,its volume:
In case of piles if the load is supported by friction between the pile and surrounding soil and also be the pile on the hard stratum, such a pile is known as
What is the need to balance chemical equations?
Handles of chains are made up of