Questions

An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

Granite is an example of

What is the meaning of an ECOTONE?

The Union Cabinet Chaired by Prime Minister Shri Narendra Modi has approved the establishment of National Institute of Mental Health Rehabilitation (NIMHR) at which state?

How many levels of Government are there in India?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Cyber security has ________________interesting parallel to terrorism. _________________ are asymmetric. Ensuring security of data, information, and communication is considerably harder than hacking into a system. The attacker has an inherent ________________ in both conventional terrorism and cyber attacks. In the case _________________ state­sponsored attacks, the challenges are of a much ________________ magnitude.

Cyber security has ________________interesting parallel to terrorism.

Read the following passage carefully and choose the most appropriate answer to the question out of the four alternatives.

But the war did not cease; though friend and foe alike were almost drowned in blood. It seemed as powerful as eternity, and in time Tony Vassall too went to battle and was killed. The country gave Patience a widow's pension, as well a touching inducement to marry again; she died of grief. Many people died in those days, it was not strange at all. Nathan and his wife got so rich that after the war they died of overeating, and their daughter Olive came into a vast fortune and a Trustee.

Olive, after her parents' death became