Correct Answer:
Option B - Tacheometry:-Branch of survey in which horizontal and vertical distance are determined by taking angular observation with instrument.
• Carried out in rough and difficult terrain where direct levelling and chaining is not possible.
B. Tacheometry:-Branch of survey in which horizontal and vertical distance are determined by taking angular observation with instrument.
• Carried out in rough and difficult terrain where direct levelling and chaining is not possible.