Physics Optical fiber works on the principle of Scattering Total internal reflection Interference Refraction Scattering Total internal reflection Interference Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Who is the first person to define speed Newton Ptolemy Kepler Galileo Newton Ptolemy Kepler Galileo ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 60 db to 80 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1.5 1.2 2 1 1.5 1.2 2 1 ANSWER DOWNLOAD EXAMIANS APP
Physics Which resource is both renewable and inexpensive? Sunlight Coal Minerals Gold Sunlight Coal Minerals Gold ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Air dehydration Air Rehydration Evaporative Cooling Hot air replacement Air dehydration Air Rehydration Evaporative Cooling Hot air replacement ANSWER DOWNLOAD EXAMIANS APP