Physics The spring balance works on the principle of ________ . Bernoulli's principle Hooke's Law Boyle's Law Pascal's Law Bernoulli's principle Hooke's Law Boyle's Law Pascal's Law ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a device designed to protect electrical devices from voltage spikes? Heat protector Surge protector Current unloader Voltage unloader Heat protector Surge protector Current unloader Voltage unloader ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Electron absorption Atomic emission Electron emission Atomic absorption Electron absorption Atomic emission Electron emission Atomic absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit X-rays visible light radio waves ultraviolet light X-rays visible light radio waves ultraviolet light ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Increases Remains constant Decreases and then remains constant Decreases Increases Remains constant Decreases and then remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics The term photon refers to Sub atomic particle None of these Radiation Light ray Sub atomic particle None of these Radiation Light ray ANSWER DOWNLOAD EXAMIANS APP
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