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)?

Who invented radar?

Why do the desert plants take up the carbon dioxide for photosynthesis at night?

The APC can be defined as the fraction of a:

Which Indian state has the most number of airports?

The oldest oil field in Asia is located in

In which city of India is Dhamek Stupa located?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Not to mince matters