Greenwich Mean Midnight: - GMM Stands to Greenwich Mean Midnight. it is established in 1851.
It also called prime meridian
it passes through Greenwich, a borough of London, and terminates at the North and South poles.
The minimum density (g/cc) of corrugated and semi-corrugated asbestos cement sheets considered acceptable for construction purposes by the Indian standard is:
The actual discharge of liquid through an orifice is determined by multiplying ideal discharge by a factor called coefficient of discharge. The coefficient of discharge is given by __________.
