Physics The instrument that measures and records the relative humidity of air is Hygrometer Hydrometer Barometer Lactometer Hygrometer Hydrometer Barometer Lactometer ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Upward thrust due to air Air current Surface tension Viscous force exerted by air Upward thrust due to air Air current Surface tension Viscous force exerted by air ANSWER DOWNLOAD EXAMIANS APP
Physics The increasing order of the refractive index of certain materials is (left to right) ________ Rock Salt, Ice, Benzene, Kerosene Ice, Kerosene, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Kerosene, Ice, Benzene, Rock Salt Rock Salt, Ice, Benzene, Kerosene Ice, Kerosene, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Kerosene, Ice, Benzene, Rock Salt ANSWER DOWNLOAD EXAMIANS APP
Physics Which law is also called law of inertia ? Newton second law All of above Newton first law Newton third law Newton second law All of above Newton first law Newton third law ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Depends on the total mass of all the fragments Is infinity Depends on the speeds of various fragments Is zero Depends on the total mass of all the fragments Is infinity Depends on the speeds of various fragments Is zero ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because 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 the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road 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 the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled ANSWER DOWNLOAD EXAMIANS APP
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