Physics The atmospheric air is held to the Earth by : Winds Rotation of the Earth Clouds Gravity Winds Rotation of the Earth Clouds Gravity ANSWER DOWNLOAD EXAMIANS APP
Physics A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum: Just before it touches the ground Just after it is dropped When it touches the ground When it is just on the half-way Just before it touches the ground Just after it is dropped When it touches the ground When it is just on the half-way ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Microwaves on it Radio waves on it Light waves on it Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it Ultra high frequency waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics The damage of the human body due to radiation (X-rays or grays etc,) is measured in : Curie Rads Rems Roentgen Curie Rads Rems Roentgen ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Audible sounds Megasonics Infrasonics Ultrasonics Audible sounds Megasonics Infrasonics ANSWER DOWNLOAD EXAMIANS APP