Physics Magnetism at the centre of a bar magnet is minimum zero maximum minimum or maximum minimum zero maximum minimum or maximum ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes R/2 5R/4 2R 3R/4 R/2 5R/4 2R 3R/4 ANSWER DOWNLOAD EXAMIANS APP
Physics The component used for tuning a radio is basically a variable Transformer Condenser Inductor Resisto Transformer Condenser Inductor Resisto ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency used in TV and radar system lies in HF SHF VHF UHF HF SHF VHF UHF ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a part of a CRT ? Phosphor screen Electron gun Gas plasma Shadow mask Phosphor screen Electron gun Gas plasma Shadow mask ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Pyrometers Colour thermometers Mercury thermometers Gas thermometers Pyrometers Colour thermometers Mercury thermometers Gas thermometers ANSWER DOWNLOAD EXAMIANS APP
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