Physics A dynamo is a device which Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Converts electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch ANSWER DOWNLOAD EXAMIANS APP
Physics One billionth of a second is called Picoseconds Nanosecond Millisecond Microsecond Picoseconds Nanosecond Millisecond Microsecond ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for formation of Mirage in desert? Refraction of light Reflection of light Both Refraction and Total internal reflection of light Total internal reflection of light Refraction of light Reflection of light Both Refraction and Total internal reflection of light Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a form of Energy? Sound Heat Motion Pressure Sound Heat Motion Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics One thousand microns is equal to 10-6m 10-9m 10-3m 10-12m 10-6m 10-9m 10-3m 10-12m ANSWER DOWNLOAD EXAMIANS APP
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