Physics In mirrors the back surface is coated with a thin layer of : Silver nitrate Mercury Silver Red oxide Silver nitrate Mercury Silver Red oxide ANSWER DOWNLOAD EXAMIANS APP
Physics Mica is used in electrical appliances such as electric iron because mica is a bad conductor of heat as well as electricity a good conductor of heat but a bad conductor of electricity a good conductor of heat as well as electricity a bad conductor of heat but a good conductor of electricity a bad conductor of heat as well as electricity a good conductor of heat but a bad conductor of electricity a good conductor of heat as well as electricity a bad conductor of heat but a good conductor of electricity ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Mesosphere Ionosphere Troposphere Stratosphere Mesosphere Ionosphere Troposphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics When a steel ball is placed on the surface of mercury, it does not sink because Of the surface tension of mercury The density of mercury is greater than that of steel Of the high viscosity of mercury Mercury is a semisolid Of the surface tension of mercury The density of mercury is greater than that of steel Of the high viscosity of mercury Mercury is a semisolid ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, which one does not have identical dimension? Impulse and Momentum Work and Torque Angular momentum and Planck's constant Moment of inertia and moment of a force Impulse and Momentum Work and Torque Angular momentum and Planck's constant Moment of inertia and moment of a force ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 1.8 km, 0.15 km 2.8 km, 0.25 km 3.3 km, 0.30 km 2.2 km, 0.20 km 1.8 km, 0.15 km 2.8 km, 0.25 km 3.3 km, 0.30 km 2.2 km, 0.20 km ANSWER DOWNLOAD EXAMIANS APP