a2zinterviews

1.	The defect called long sightedness can be corrected using a suitable ____ lens.

Answer

Ans: convex

2.	Electric field is a ____ quantity and the potential is a _____ quantity.

Answer

Ans: vector, scalar

3.	____ transformers are used with doorbells.

Answer

Ans: step down

4.	Automobiles are now streamlined in shape to ___ air resistance and improve fuel consumption.

Answer

Ans:reduce

5.	The optical phenomenon which causes mirage is ____

Answer

Ans:illusion