Physics Which of the following is used to split white light into different colours ? Glass slab Concave lens Prism Convex lens Glass slab Concave lens Prism Convex lens ANSWER DOWNLOAD EXAMIANS APP
Physics When the main switch of the house is put off it disconnects the Live wire only Live wire and the neutral wire Earth wire and the neutral wire Live wire and the earth wire Live wire only Live wire and the neutral wire Earth wire and the neutral wire Live wire and the earth wire ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes To prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Low voltage to high voltage High voltage to low voltage Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage High voltage to low voltage Direct current to Alternating current Alternating current to Direct current ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which 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 conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to cook rice At the top of a mountain Same anywhere At the sea level Under a mine At the top of a mountain Same anywhere At the sea level Under a mine ANSWER DOWNLOAD EXAMIANS APP
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