Questions

Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?

The demand for a normal good increases with ________ in the consumer's income.

Air ___________________ are the substances which contaminate the air.

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Opprobrium

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phraseand click the button corresponding to it.

Pros and Cons

If an object is placed at the center of curvature of a concave mirror, then the image formed will be

What is the name of the eighth planet discovered by NASA, circling Kepler- 90?

What does SPM in environment mean?