Physics Forged documents are detected by Gamma rays Infra-red rays Ultraviolet rays Beta rays Gamma rays Infra-red rays Ultraviolet rays Beta rays ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Circuit Filament Element Cells Circuit Filament Element Cells ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 120 db Above 80 db Above 30 db Above 50 db Above 120 db Above 80 db Above 30 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Length of the strings in the instrument Amplitude of vibration Wave form of the sound Frequency of vibration Length of the strings in the instrument Amplitude of vibration Wave form of the sound Frequency of vibration ANSWER DOWNLOAD EXAMIANS APP
Physics The angle in which a cricket ball should be hit to travel maximum horizontal distance is : 45° with horizontal 30° with horizontal 15° with horizontal 60° with horizontal 45° with horizontal 30° with horizontal 15° with horizontal 60° with horizontal ANSWER DOWNLOAD EXAMIANS APP
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