Physics Coolis tube is used to produce X-rays Radio waves Gama rays Micro waves X-rays Radio waves Gama rays Micro waves ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Amplifiers Rectifiers Oscillators None of these Amplifiers Rectifiers Oscillators None of these ANSWER DOWNLOAD EXAMIANS APP
Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low work function Low resistance Low melting point High melting point Low work function Low resistance Low melting point High melting point ANSWER DOWNLOAD EXAMIANS APP
Physics Water is not suitable as a calorimetric substance because it : Low latent heat of vapourization Is a good conductor Has high boiling point Has high specific heat Low latent heat of vapourization Is a good conductor Has high boiling point Has high specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics The composition of electrician solder is Lead-37%, Steel-63% Steel-37%, copper-63% Lead-37%, tin-63% Iron-37%, tin-63% Lead-37%, Steel-63% Steel-37%, copper-63% Lead-37%, tin-63% Iron-37%, tin-63% ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because These provide some sunlight in the room These do not look nice in the lower part These provide cross ventilation in the room The exhaled warmer air rises up and goes out These provide some sunlight in the room These do not look nice in the lower part These provide cross ventilation in the room The exhaled warmer air rises up and goes out ANSWER DOWNLOAD EXAMIANS APP