Physics The electrical domestic tube light gives white fluorescent light because of Colision between molecules of filled gas under electric current Vacuum inside the tube Heavy current Falling of ultra violet rays on the white inner coating of the tube Colision between molecules of filled gas under electric current Vacuum inside the tube Heavy current Falling of ultra violet rays on the white inner coating of the tube ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 40 273 –273 –40 40 273 –273 –40 ANSWER DOWNLOAD EXAMIANS APP
Physics What colour does blue and yellow make? White Green Red Black White Green Red Black ANSWER DOWNLOAD EXAMIANS APP
Physics Why is it difficult to breathe at higher altitudes? Due to high humidity Due to ozone Due to low temperature Due to low air pressure Due to high humidity Due to ozone Due to low temperature Due to low air pressure ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Resonance Doppler effect Beats Echo Resonance Doppler effect Beats Echo ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following instrument is used to measure Soil Water Tension? Tensiometer Psychrometer Pyrometer Photometer Tensiometer Psychrometer Pyrometer Photometer ANSWER DOWNLOAD EXAMIANS APP
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