Physics Vehicles use ________ to see the objects coming from behind. Convex lens Concave lens Concave mirror Convex mirror Convex lens Concave lens Concave mirror Convex mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Two rods, one of copper and other of steel, experience the same upthrust when placed in water.Thus, both have Equal volume Equal weight Equal mass Equal density Equal volume Equal weight Equal mass Equal density ANSWER DOWNLOAD EXAMIANS APP
Physics The amount of matter in a ball of steel is its : Density Mass Weight Volume Density Mass Weight Volume ANSWER DOWNLOAD EXAMIANS APP
Physics Transformer is a device to convert Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. ANSWER DOWNLOAD EXAMIANS APP
Physics Thermocouple consists of Metal and an insulator Two similar metals Two dissimilar metals Metal and a semiconductor Metal and an insulator Two similar metals Two dissimilar metals Metal and a semiconductor ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because 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 full weight of the barrel comes into play when it is pulled 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 coal tar is a liquid and it flows in the barrel when it is rolled the full weight of the barrel comes into play when it is pulled the rolling friction is much less than the sliding friction ANSWER DOWNLOAD EXAMIANS APP
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