In which of the following material media will sound trave...
In which of the following material media will sound travel fastest?
oil
metal
gas
water
Correct answer is B
No explanation has been provided for this answer.
The iron core of an induction coil is made from bundles of wire so as to ...
Ripples on water and light waves are similar because both? ...
A bar magnet is divided into two pieces, which of the following statement is correct? ...
A freely suspended compass needle on the earth's surface settles in a plane called---------- ...