Physics Speed of sound in air is unaffected by change in Volume Pressure Humidity Temperature Volume Pressure Humidity Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Surface tension in a liquid is due to : Adhesive force betweenmolecules Cohesive force between molecules Electrical force between molecules. Gravitational force between molecules Adhesive force betweenmolecules Cohesive force between molecules Electrical force between molecules. Gravitational force between molecules ANSWER DOWNLOAD EXAMIANS APP
Physics One watt-hour is equivalent to 6.3 x 103 J 3.6 x 103 J 3.6 x 10-3 J 6.3 x 10-7 J 6.3 x 103 J 3.6 x 103 J 3.6 x 10-3 J 6.3 x 10-7 J ANSWER DOWNLOAD EXAMIANS APP
Physics Outside of cooking utensils are generally left black from below because Black surface is a good absorber of heat. Black surface is a good conductor of heat. Black surface is a poor conductor of heat. It is difficult to clean daily. Black surface is a good absorber of heat. Black surface is a good conductor of heat. Black surface is a poor conductor of heat. It is difficult to clean daily. ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Remain unaffected Increase Have its shape changed Decrease Remain unaffected Increase Have its shape changed ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 80 dB (A) 75 dB (A) 45 dB (A) 55 dB (A) 80 dB (A) 75 dB (A) 45 dB (A) 55 dB (A) ANSWER DOWNLOAD EXAMIANS APP