Physics Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? Thermocouple Thermistor Thermometer Pyrometer Thermocouple Thermistor Thermometer Pyrometer ANSWER DOWNLOAD EXAMIANS APP
Physics If ice floating on water in a vessel melts, the water level in the vessel ________ . First increases before decreasing Increases Decreases Does not change First increases before decreasing Increases Decreases Does not change ANSWER DOWNLOAD EXAMIANS APP
Physics Angle of friction and angle of repose are Not equal to each other Equal to each other None of these Proportional to each other Not equal to each other Equal to each other None of these Proportional to each other ANSWER DOWNLOAD EXAMIANS APP
Physics A star appears twinkling in the sky because of Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Newton's third law of motion Conservation of energy Newton's first law of motion Backward thrust of gases produced Newton's third law of motion Conservation of energy Newton's first law of motion Backward thrust of gases produced ANSWER DOWNLOAD EXAMIANS APP
Physics On a stationary sail boat, air is blown from a fan attached to the boat. The boat moves in the same direction in which air blows moves in opposite direction in which the air is blown does not move spins around moves in the same direction in which air blows moves in opposite direction in which the air is blown does not move spins around ANSWER DOWNLOAD EXAMIANS APP
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