Which of the following source of energy is renewable?
...Which of the following source of energy is renewable?
sun
petroleum
coal
uranium
Correct answer is A
No explanation has been provided for this answer.
The effect of closing the key K in the circuit shown in the figure above would be to? ...
Which of following functions is performed by manganese IV oxide in the Lenclanche cell? ...
The velocity of sound in air will be doubled if it's absolute temperature is ...
The distance between a node and an anti-node for a transverse wave is equal to ...