Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 80 40 2000 4000 80 40 2000 4000 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is arranged in order of decreasing conductivity? Copper, Aluminium, Steel, Silver Silver, Copper, Aluminium, Steel Copper, Silver, Aluminium, Steel Aluminium, Silver, Copper, Steel Copper, Aluminium, Steel, Silver Silver, Copper, Aluminium, Steel Copper, Silver, Aluminium, Steel Aluminium, Silver, Copper, Steel ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, which one does not have identical dimension? Moment of inertia and moment of a force Angular momentum and Planck's constant Work and Torque Impulse and Momentum Moment of inertia and moment of a force Angular momentum and Planck's constant Work and Torque Impulse and Momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Densities Smoothness Gaps Irregularities Densities Smoothness Gaps Irregularities ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by The battery An electrical spark Compressing air in the cylinders Using heat from exhaust The battery An electrical spark Compressing air in the cylinders Using heat from exhaust ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Decreases with the increase in angle of incidence Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence Decreases with the increase in angle of incidence Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence ANSWER DOWNLOAD EXAMIANS APP
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