Physics An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct? Ve = Vp Ve < Vp Cannot be determined Ve > Vp Ve = Vp Ve < Vp Cannot be determined Ve > Vp ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirrors are used as a rear view mirror in motor cycles because It forms smaller image as compared with object It forms real image It forms erect (upright) image All of these It forms smaller image as compared with object It forms real image It forms erect (upright) image All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Air, water and iron Iron, water and air Iron, air and water Water, iron and air Air, water and iron Iron, water and air Iron, air and water Water, iron and air ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper can take higher power than iron Copper is cheaper than iron Copper is lighter than iron Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is cheaper than iron Copper is lighter than iron Copper is a better conductor of electricity than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument for measuring blueness of the sky or ocean is called ________ Cyanometer Bathymeter Ceraunograph Barometer Cyanometer Bathymeter Ceraunograph Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics Hot springs are heated geothermally by underlying Mitula Water Magma None of these Mitula Water Magma None of these ANSWER DOWNLOAD EXAMIANS APP
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