During a thunderstorm, lightning and thunder occurred sim...
During a thunderstorm, lightning and thunder occurred simultaneously in the atmosphere. An observer on the earth surface's sees the lightning flash shortly before hearing the thunder. This is because the
atmospheric pressure is higher at the surface than at the higher altitudes
speed of sound is less than that of light
temperature of the atmosphere decreases with altitude
atmospheric density decreases with altitude
Correct answer is B
No explanation has been provided for this answer.
I. Small size. II. Low power requirement III. Not easily damaged by high temperature IV. Highly d...
Which of the following is not a safety precaution in a nuclear station? ...
Myopic defects in the human eye can be corrected through the use of a ...