Physics Light travels at the fastest speed in: hydrogen water glass vacuum hydrogen water glass vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1.5 1 1.2 2 1.5 1 1.2 2 ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Will increase first and then dcrease Dacrease Remain constant Increase Will increase first and then dcrease Dacrease Remain constant Increase ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : CAT scans Endoscopy Ultrasound scans X-ray photos CAT scans Endoscopy Ultrasound scans X-ray photos ANSWER DOWNLOAD EXAMIANS APP
Physics Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from east northeast west southeast east northeast west southeast ANSWER DOWNLOAD EXAMIANS APP
Physics What measures Air pressure? Barkometer Spectrometer Barometer Bolometer Barkometer Spectrometer Barometer Bolometer ANSWER DOWNLOAD EXAMIANS APP
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