Physics The velocity of falling rain drops attains a terminal value because of Air current Upward thrust due to air Viscous force exerted by air Surface tension Air current Upward thrust due to air Viscous force exerted by air Surface tension ANSWER DOWNLOAD EXAMIANS APP
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 < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR LUV < lVIS < lIR LUV < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR LUV < lVIS < lIR ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of : Vaporisation Diffusion Sublimation Evaporation Vaporisation Diffusion Sublimation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Physics Acceptable noise level for human ear None of these = 85 db > 85 db < 85 db None of these = 85 db > 85 db < 85 db ANSWER DOWNLOAD EXAMIANS APP
Physics If the current flowing through a circuit is 0.6 A for 6 mins, the amount of electric charge flowing through it is ________ 36 C 216 C 60 C 360C 36 C 216 C 60 C 360C ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted In a curved path Due to total internal reflection In a straight line path Due to refraction In a curved path Due to total internal reflection In a straight line path Due to refraction ANSWER DOWNLOAD EXAMIANS APP
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