Sound produced at a point is heard by a person after 5 se...
Sound produced at a point is heard by a person after 5 seconds, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons?
1.8 km, 0.15 km
2.2 km, 0.20 km
2.8 km, 0.25 km
3.3 km, 0.30 km
Correct answer is D
No explanation has been provided for this answer.
An electric device is rated 2000W, 250V. Calculate the maximum current it can take ...
If a room is saturated with water vapour, the temperature of the room must be ...
Young’s modulus of elasticity is the ratio of stress to strain, provided the load does not exc...
which of the following statements about simple harmonic motion is correct? The ...