Physics Flywheel is an important part of a steam engine because it : Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform Accelerates the speed of the engine Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform Accelerates the speed of the engine ANSWER DOWNLOAD EXAMIANS APP
Physics Planets do not twinkle because They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. Their distance from the earth does not change with time They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. Their distance from the earth does not change with time They emit light of a constant intensity ANSWER DOWNLOAD EXAMIANS APP
Physics The colour of sky appears blue due to Scattering of shorter wave lengths Refraction Reflection Dispersion Scattering of shorter wave lengths Refraction Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? –40 40 –273 273 –40 40 –273 273 ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Mechanical Electrical Sound Chemical Mechanical Electrical Sound Chemical ANSWER DOWNLOAD EXAMIANS APP
Physics Lamberts law is related to Refraction Illumination Reflection Interference Refraction Illumination Reflection Interference ANSWER DOWNLOAD EXAMIANS APP
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