Physics Rotameter is used to measure Velocity of fluid in pipes Flow of fluids Density of fluids Vortex flow Velocity of fluid in pipes Flow of fluids Density of fluids Vortex flow ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become Double Four times Half One–fourth Double Four times Half One–fourth ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Decreases Does not change Becomes infinite Increases Decreases Does not change Becomes infinite Increases ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because the rolling friction is much less than the sliding friction more surface area of the barrel is in contact with the road when it is pulled the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction more surface area of the barrel is in contact with the road when it is pulled the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP
Physics If the length of a simple pendulum is halved then its period of oscillation is Decreased by a factor 2 Doubled Halved Increased by a factor 2 Decreased by a factor 2 Doubled Halved Increased by a factor 2 ANSWER DOWNLOAD EXAMIANS APP
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