Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? The liquid cools The liquid evaporates No change The liquid boils The liquid cools The liquid evaporates No change The liquid boils ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, 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? 3.3 km, 0.30 km 2.2 km, 0.20 km 2.8 km, 0.25 km 1.8 km, 0.15 km 3.3 km, 0.30 km 2.2 km, 0.20 km 2.8 km, 0.25 km 1.8 km, 0.15 km ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of simple harmonic motion? Motion of a ceiling fan Earth spinning on its axis Ball bouncing on floor Simple pendulum motion Motion of a ceiling fan Earth spinning on its axis Ball bouncing on floor Simple pendulum motion ANSWER DOWNLOAD EXAMIANS APP
Physics The number of waves per second in a sound is called ________ of that sound. Acceleration Displacement Frequency Velocity Acceleration Displacement Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics If velocity is constant then acceleration is what? Constant Increasing Infinite Zero Constant Increasing Infinite Zero ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be Double Same One Fourth Half Double Same One Fourth Half ANSWER DOWNLOAD EXAMIANS APP
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