Physics Superconductors are substances which conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity offer high resistance to the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by Spectrometer P – n junction diode Cathode ray oscilloscope Sonometer Spectrometer P – n junction diode Cathode ray oscilloscope Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Nuclear Force Gravitational Force Electromagnetic Force Centripetal Force Nuclear Force Gravitational Force Electromagnetic Force Centripetal Force ANSWER DOWNLOAD EXAMIANS APP
Physics When all the forces and torques are balanced in a mechanical body it is said to be in Buoyancy Equilibrium None of these Static Buoyancy Equilibrium None of these Static ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Quality of a musical note depends on Velocity of sound in the medium Harmonics present Fundamental frequency Amplitude of the wave Velocity of sound in the medium Harmonics present Fundamental frequency Amplitude of the wave ANSWER DOWNLOAD EXAMIANS APP