Physics If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths? LUV < lVIS < lIR LUV < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR LUV < lVIS < lIR LUV < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of the sound is highest in Water Air Metal Vacuum Water Air Metal Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because 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 These provide cross ventilation in the room These provide some sunlight in the room The exhaled warmer air rises up and goes out ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Rough white Rough black Shining white Shining black Rough white Rough black Shining white Shining black ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of luminous emittance is : Lumen Candela Lumen second Lux Lumen Candela Lumen second Lux ANSWER DOWNLOAD EXAMIANS APP
Physics Negative feedback in amplifiers Increases bandwidth and increases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Decreases bandwidth and decreases noise Increases bandwidth and increases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Decreases bandwidth and decreases noise ANSWER DOWNLOAD EXAMIANS APP
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