Physics In AC circuits, AC meters measure Mean values Rms values Mean square values Peak values Mean values Rms values Mean square values Peak values ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator what produces the cooling ? The ice which deposits on the freezer The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these The ice which deposits on the freezer The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Why does bleeding occur through the nose in high mountainous regions ? The pressure at high altitudes is greater than that on the plains The blood pressure fluctuates and finally decreases drastically The pressure of blood in capillaries is greater than the outside pressure The blood pressure of a person increases at high altitudes The pressure at high altitudes is greater than that on the plains The blood pressure fluctuates and finally decreases drastically The pressure of blood in capillaries is greater than the outside pressure The blood pressure of a person increases at high altitudes ANSWER DOWNLOAD EXAMIANS APP
Physics The method of magnetisation is: Hammering a magnet Passing alternating current through it Passing direct current through it Heating a magnet Hammering a magnet Passing alternating current through it Passing direct current through it Heating a magnet ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 10–10 0.001 0.01 1 × 1010 1 × 10–10 0.001 0.01 1 × 1010 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Prism Concave lens Convex lens Glass slab Prism Concave lens Convex lens Glass slab ANSWER DOWNLOAD EXAMIANS APP