Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 C 1568 W 1568 J 1568 N 1568 C 1568 W 1568 J 1568 N ANSWER DOWNLOAD EXAMIANS APP
Physics Suppose voltage V is applied across a resistance R. The power dissipated in the resistance is P. Now the same voltage V is applied across a parallel combination of three equal resistors each of resistance R. Then the power dissipated in the second case will be 2p/ 3 3P P/3 P 2p/ 3 3P P/3 P ANSWER DOWNLOAD EXAMIANS APP
Physics If an empty cylinder is half filled with a liquid, its center of gravity is Shifted upward or downward depending on the density of the liquid Shifted upwards Shifted downwards Shifed neither upward nor downward Shifted upward or downward depending on the density of the liquid Shifted upwards Shifted downwards Shifed neither upward nor downward ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 30 db Above 120 db Above 80 db Above 50 db Above 30 db Above 120 db Above 80 db ANSWER DOWNLOAD EXAMIANS APP
Physics When the milk is churned vigorously the cream from it is separated out due to Frictional force Centrifugal force Centripetal force Gravitational force Frictional force Centrifugal force Centripetal force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not reversible? Peltier effect Thomson effect Joule effect Seebeck effect Peltier effect Thomson effect Joule effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP