Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm 10 cm 20 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Decibel is the unit used for Radio wave frequency Intensity of sound Speed of light Intensity of heat Radio wave frequency Intensity of sound Speed of light Intensity of heat ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become Double Four times Half One–fourth Double Four times Half One–fourth ANSWER DOWNLOAD EXAMIANS APP
Physics Ultrasound devices operate with minimum frequency from 60 kHz 45 kHz 20kHz 35 kHz 60 kHz 45 kHz 20kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics When the barometer reading dips suddenly, it is an indication of Hot weather Dry weather Storm Calm weather Hot weather Dry weather Storm Calm weather ANSWER DOWNLOAD EXAMIANS APP
Physics An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is: 0.6 units 60 units 600 units 6 units 0.6 units 60 units 600 units 6 units ANSWER DOWNLOAD EXAMIANS APP
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