Physics Why does water tank appear shallower when viewed from the top? Due to total internal reflection Due to diffraction Due to refraction Due to reflection Due to total internal reflection Due to diffraction Due to refraction Due to reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because the distance of the stars from the earth changes with time. the intensity of light emitted by them changes with time. None of these the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. the intensity of light emitted by them changes with time. None of these the refractive index of the different layers of the earth's atmosphere ch ANSWER DOWNLOAD EXAMIANS APP
Physics To convert temperature from Celcius to Kelvin scale, you must ________ the given temperature. Subtract 273 Multiply 273 Add 273 Divide by 273 Subtract 273 Multiply 273 Add 273 Divide by 273 ANSWER DOWNLOAD EXAMIANS APP
Physics An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's Second law First law Third law Fourth law Second law First law Third law Fourth law ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 11 – 20 Hz 6 – 10 Hz 0 – 5 Hz 20 – 20000 Hz 11 – 20 Hz 6 – 10 Hz 0 – 5 Hz 20 – 20000 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics Which process allows water to enter the atmosphere? Evaporation Transpiration Respiration Condensation Evaporation Transpiration Respiration Condensation ANSWER DOWNLOAD EXAMIANS APP
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