Questions

Gravitational force is the force that binds everything at the surface of the earth. It holds at what distance from the earth is gravity zero. 

In astronomy, a syzygy is a straight-line configuration of three or more celestial bodies in a gravitational system.Solar and lunar eclipses occur at times of syzygy, as do transits and occultations.

National Deworming Day is observed in our country India to reduce the cases of worm infections among kids, on 10th February every year. It was observed for the first time in 2015.

Gujral Doctrine is considered as a milestone in India's foreign policy. It was rendered by Mr. Inder Kumar Gujral, the Minister of External Affairs in H. D. Deve Gowda Government in 1996. This theory says that "India" as a bigger country of South Asia should give one-sided concession to her small neighbours and have cordial relations with them.

The Mahanadi is a major river in East Central India. It drains an area of around 141,600 square kilometres and has a total course of 858 kilometres Mahanadi is also known for the Hirakud Dam. The river flows through the states of Chhattisgarh and Odisha. Mahanadi river in central India, rising in the hills of southeastern Chhattisgarh state.