Questions

From an external point two tangents to a circle are drawn. The chord passing through the points of contact subtends an angle72° at the centre. The angle between the tangents is?

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

Which of the following country is not a member of BRICS association?

The final boundary between the Earth and the outer space is called _____.

The least preferred technique in the disposal of Municipal Solid Waste is

______ character of a bond between two atoms is greater if the difference in their electro negativities is lesser.

Which was not produced by volcanic outgassing?

The virus of AIDS affects the growth of_____________