Questions

Select the antonym of

to expunge

The working of the quartz crystal in the watch is based on the

A bird which lays only one egg in two years is the

What are the notations used in Evaluation of Arithmetic Expressions using prefix and postfix forms?

Which of the following statements are CORRECT?

I. The soap molecules form structures called micelles.

II Soap micelles cannot scatter light.

III. Oily dirt gets collected in the center of the micelle.

Improve the bracketed part of the sentence.

My sister (has ordered for) a new mobile phone.

Masses of stars and galaxies are usually expressed in terms of

In nuclear reactor,Chain reaction is controlled by introducing