Physics Which one of the following determines the sharpness of image in a camera ? The focal length of the lens Size of the camera The exposure time The aperture The focal length of the lens Size of the camera The exposure time The aperture ANSWER DOWNLOAD EXAMIANS APP
Physics Transformer is a device to convert C. to A.C. Low voltage A.C. into high voltage A.C. Mechanical energy into Electrical energy Low voltage D.C. into high voltage D.C. C. to A.C. Low voltage A.C. into high voltage A.C. Mechanical energy into Electrical energy Low voltage D.C. into high voltage D.C. ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature at which water boils depends mainly on Relative humidity Air Pressure Specific heat Density Relative humidity Air Pressure Specific heat Density ANSWER DOWNLOAD EXAMIANS APP
Physics What type of force acts on a car moving around a curve? Gravitational force Cohesive force Centripetal force Centrifugal force Gravitational force Cohesive force Centripetal force Centrifugal force ANSWER DOWNLOAD EXAMIANS APP
Physics In a photocell light energy is converted into Potential energy Electrical energy Heat energy Chemical energy Potential energy Electrical energy Heat energy Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following cannot be used for making lenses? Water Glass Plastic Soil Water Glass Plastic Soil ANSWER DOWNLOAD EXAMIANS APP
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