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)

When iron is exposed to moist air, a reddish brown coating of hydrated Iron (III) Oxide (Fe2O3) is deposited on its surface. This reddish brown coating is called

Where is Panna National Park located?

Which of the following is essential for the synthesis of thyroxin?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Extreme or indefinite to be adequately described.

Some roots, called _________________, arise from an organ other than the radicle.

Quality assurance is an example of which process?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

You see a curtain of fog (hanged) low, suspended over the fresh green grass.