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: 600 units 6 units 0.6 units 60 units 600 units 6 units 0.6 units 60 units ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : CAT scans Ultrasound scans X-ray photos Endoscopy CAT scans Ultrasound scans X-ray photos Endoscopy ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following animals can hear ultrasonic sound ? Squirrel Cat Rat Bat Squirrel Cat Rat Bat ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by P – n junction diode Spectrometer Cathode ray oscilloscope Sonometer P – n junction diode Spectrometer Cathode ray oscilloscope Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height Air pressure decreases with decrease in weight The pressure inside the balloon is more than the pressure outside it Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height Air pressure decreases with decrease in weight The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP
Physics During thunderstorm you are travelling in a car. To protect yourself from the lightning you will have to Get out of the car and lie flat in the ground Remain in the car Touch the nearest electric pole Abandon the car and take shelter under a nearby tree Get out of the car and lie flat in the ground Remain in the car Touch the nearest electric pole Abandon the car and take shelter under a nearby tree ANSWER DOWNLOAD EXAMIANS APP
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