Physics The atmospheric layer reflecting radio waves is called Stratosphere Ozonosphere Mesosphere Ionosphere Stratosphere Ozonosphere Mesosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Electron microscope works on which of the following principles? Wave Nature of electrons Faraday's law of Electromagnetic induction Motion of charged particle in electromagnetic fields Optical interference Wave Nature of electrons Faraday's law of Electromagnetic induction Motion of charged particle in electromagnetic fields Optical interference ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 75 dB (A) 80 dB (A) 45 dB (A) 55 dB (A) 75 dB (A) 80 dB (A) 45 dB (A) 55 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Wave form of the sound Length of the strings in the instrument Amplitude of vibration Frequency of vibration Wave form of the sound Length of the strings in the instrument Amplitude of vibration Frequency of vibration ANSWER DOWNLOAD EXAMIANS APP
Physics An object having the capability to do work is said to possess Inertia Force Energy Pressure Inertia Force Energy Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics In a bipolar junction transistor The emitter has the least concentration of impurity The base has the least concentration of impurity The collector has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The emitter has the least concentration of impurity The base has the least concentration of impurity The collector has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity ANSWER DOWNLOAD EXAMIANS APP
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