Physics Which microscope is often used to view metal surfaces? None of these Electron microscopes Optical microscopes Scanning tunneling microscopes None of these Electron microscopes Optical microscopes Scanning tunneling microscopes ANSWER DOWNLOAD EXAMIANS APP
Physics Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to: The heating effect of current alone Both the heating effect of current and hysteresis loss Hysteresis loss alone Intense sunlight at noon The heating effect of current alone Both the heating effect of current and hysteresis loss Hysteresis loss alone Intense sunlight at noon ANSWER DOWNLOAD EXAMIANS APP
Physics Isotopes of an element contain equal number of protons and electrons the same number of neutrons but different number of protons equal number of nucleons the same number of protons but different number of neutrons equal number of protons and electrons the same number of neutrons but different number of protons equal number of nucleons the same number of protons but different number of neutrons ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of aircraft sound spacecraft ships aircraft sound spacecraft ships ANSWER DOWNLOAD EXAMIANS APP
Physics Electromagnetic waves are transverse in nature is evident by Polarisation Diffraction Interference Reflection Polarisation Diffraction Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics In a nuclear reactor, one of the following is used as a fuel. Diesel Radium Coal Uranium Diesel Radium Coal Uranium ANSWER DOWNLOAD EXAMIANS APP
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