Physics Sound becomes hazardous noise pollution at decibels? Above 80 db Above 120 db Above 30 db Above 50 db Above 80 db Above 120 db Above 30 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has no existence an object existence both subjective and objective existence a subject existence no existence an object existence both subjective and objective existence a subject existence ANSWER DOWNLOAD EXAMIANS APP
Physics The law of conservation of energy states that Energy can either be created or destroyed Energy can neither be created or destroyed Energy can either be created nor destroyed Energy can neither be created nor destroyed Energy can either be created or destroyed Energy can neither be created or destroyed Energy can either be created nor destroyed Energy can neither be created nor destroyed ANSWER DOWNLOAD EXAMIANS APP
Physics What should a person on a freely rotating turn table do to decrease his (angular) speed ? Bring his hands together Spread his hands outwards Raise his hands up Sit down with raised hands Bring his hands together Spread his hands outwards Raise his hands up Sit down with raised hands ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N). 80 40 10 20 80 40 10 20 ANSWER DOWNLOAD EXAMIANS APP
Physics Rise of oil a wick is due to Density of the oil Surface tension of the oil Pressure of the oil Viscosity of the oil Density of the oil Surface tension of the oil Pressure of the oil Viscosity of the oil ANSWER DOWNLOAD EXAMIANS APP