Physics Which of the following liquids has the least density ? Mercury Petrol Fresh water Salt water Mercury Petrol Fresh water Salt water ANSWER DOWNLOAD EXAMIANS APP
Physics Why does water tank appear shallower when viewed from the top? Due to diffraction Due to reflection Due to refraction Due to total internal reflection Due to diffraction Due to reflection Due to refraction Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a conductor of electricity ? Salt water Rubber Benzene Pure water Salt water Rubber Benzene Pure water ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Copper Aluminium Iron Zinc Copper Aluminium Iron Zinc ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because These provide cross ventilation in the room These provide some sunlight in the room The exhaled warmer air rises up and goes out These do not look nice in the lower part These provide cross ventilation in the room These provide some sunlight in the room The exhaled warmer air rises up and goes out These do not look nice in the lower part ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Dielectrics Perfect conductors Semi conductors Superconductors Dielectrics Perfect conductors Semi conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
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