Physics If an object is thrown upwards, what will be its velocity, when it reaches its maximum height? 4.9 m/s 14.7 m/s 0 m/s 20 m/s 4.9 m/s 14.7 m/s 0 m/s 20 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 0 – 5 Hz 11 – 20 Hz 20 – 20000 Hz 6 – 10 Hz 0 – 5 Hz 11 – 20 Hz 20 – 20000 Hz 6 – 10 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics The flux commonly used in brazing is Ammonium chloride Zinc chloride Resin plus alcohol Borax Ammonium chloride Zinc chloride Resin plus alcohol Borax ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : X-ray photos Ultrasound scans CAT scans Endoscopy X-ray photos Ultrasound scans CAT scans Endoscopy ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Self-demagnetization Earth's magnetic field Demagnetization due to heating Effect of other magnets Self-demagnetization Earth's magnetic field Demagnetization due to heating Effect of other magnets ANSWER DOWNLOAD EXAMIANS APP
Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? The liquid boils The liquid evaporates The liquid cools No change The liquid boils The liquid evaporates The liquid cools No change ANSWER DOWNLOAD EXAMIANS APP
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