Physics A black body can absorb radiations of : Intermediate wavelengths only All wavelengths Higher wavelengths only Lower wavelengths only Intermediate wavelengths only All wavelengths Higher wavelengths only Lower wavelengths only ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because None of these the refractive index of the different layers of the earth's atmosphere ch the intensity of light emitted by them changes with time. the distance of the stars from the earth changes with time. None of these the refractive index of the different layers of the earth's atmosphere ch the intensity of light emitted by them changes with time. the distance of the stars from the earth changes with time. ANSWER DOWNLOAD EXAMIANS APP
Physics A photo-electric cell converts Light energy to electrical energy Heat energy to mechanical energy Mechanical energy to electric energy Light energy to chemical energy Light energy to electrical energy Heat energy to mechanical energy Mechanical energy to electric energy Light energy to chemical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Convection Conduction Both conduction and convection Radiation Convection Conduction Both conduction and convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics The spring balance works on the principle of ________ . Pascal's Law Bernoulli's principle Boyle's Law Hooke's Law Pascal's Law Bernoulli's principle Boyle's Law Hooke's Law ANSWER DOWNLOAD EXAMIANS APP
Physics The fact that two large ships travelling on close parallel courses in the same direction tend to move towards each other can be explained by Bernoulli's principle Earth's gravitational force Newton's third law of motion Magnetic properties of the ship's material Bernoulli's principle Earth's gravitational force Newton's third law of motion Magnetic properties of the ship's material ANSWER DOWNLOAD EXAMIANS APP
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