Physics Addition of suitable impurities into semiconductor, is called Diluting Forming Mixing Doping Diluting Forming Mixing Doping ANSWER DOWNLOAD EXAMIANS APP
Physics Super cooling stands for cooling of a liquid : Above melting point At freezing point Below freezing point At melting point Above melting point At freezing point Below freezing point At melting point ANSWER DOWNLOAD EXAMIANS APP
Physics Heat stored in water vapour is Relative heat Specific heat Latent heat Absolute heat Relative heat Specific heat Latent heat Absolute heat ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Air Rehydration Evaporative Cooling Hot air replacement Air dehydration Air Rehydration Evaporative Cooling Hot air replacement Air dehydration ANSWER DOWNLOAD EXAMIANS APP
Physics What is the wavelength of visible spectrum ? 3900 A° – 7600 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 1300 A°–3000 A° 3900 A° – 7600 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 1300 A°–3000 A° 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 2R 5R/4 3R/4 R/2 2R 5R/4 3R/4 ANSWER DOWNLOAD EXAMIANS APP