Physics Materials for rain-proof coats and tents owe their water-proof properties to surface tension specific gravity elasticity viscosity surface tension specific gravity elasticity viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 60 db to 80 db (decibel) 50 db to 70 db (decibel) 65 db to 75 db (decibel) 70 db to 85 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) 65 db to 75 db (decibel) 70 db to 85 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Micro waves Sound waves Infra-red waves Ultrasonic waves Micro waves Sound waves Infra-red waves Ultrasonic waves ANSWER DOWNLOAD EXAMIANS APP
Physics The electric current in a metal wire is due to the flow of - Holes Ions Protons Electrons Holes Ions Protons Electrons ANSWER DOWNLOAD EXAMIANS APP
Physics Flemings ''Left hand Rule" is associated with the effect of Magnetic Field on current Electric field on magnet Electric field on current Magnetic field on magnet Magnetic Field on current Electric field on magnet Electric field on current Magnetic field on magnet ANSWER DOWNLOAD EXAMIANS APP
Physics The number of waves per second in a sound is called ________ of that sound. Acceleration Displacement Velocity Frequency Acceleration Displacement Velocity Frequency ANSWER DOWNLOAD EXAMIANS APP