Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Shining white Shining black Rough black Rough white Shining white Shining black Rough black Rough white ANSWER DOWNLOAD EXAMIANS APP
Physics Steam at 100°C causes more severe burns than water at 100°C because Steam has no specific heat capacity Steam has latent heat of vaporisation Water has no specific heat capacity Water has latent heat of fusion Steam has no specific heat capacity Steam has latent heat of vaporisation Water has no specific heat capacity Water has latent heat of fusion ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of the sound is highest in Metal Vacuum Water Air Metal Vacuum Water Air ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by None of these Increasing the focal length of the objective Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece None of these Increasing the focal length of the objective Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics Moving electric charge produces : Heat waves Sound waves Magnetic field Light rays Heat waves Sound waves Magnetic field Light rays ANSWER DOWNLOAD EXAMIANS APP
Physics Radian is used to measure Solid Angle Angle Temperature Intensity of Flame Solid Angle Angle Temperature Intensity of Flame ANSWER DOWNLOAD EXAMIANS APP
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