Questions

In a hydrogen atom, an electron moves in an orbit of radius 5.0 x 10-11 m with a speed of 2.2 x 106 m/s. What is the equivalent current? (Electronic charge = 1.6 x10-19 C)

Bulb is a modification of which part of a plant?

What is the name of ecologically clean rocket developed by Russia based space research center?

In 1981, ISRO launched India's first geostationary satellite called -

Who has been appointed as the Secretary General of the United Nations in January, 2017?

The process when the computer is switched on and the operating system gets loaded from hard disk to main memory is called

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.

Once again, a _____________ monsoon so vital to India's economic fortunes has left some states in shambles. From Assam to Karnataka, heavy rainfall in a ____________ has created paralysing floods that have taken a _______________, wiped out crops and destroyed hard-earned assets. When the waters ___________, a familiar cycle of assessment of damage by Central teams, preparation of loss estimates and expensive ____________ work such as repairs of river embankments, will follow.

expensive ____________ work such as repairs of river embankments, will follow.

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

The branch of philosophy concerned with the study of the principles of beauty, especially in art