Physics Which type of radiation has the lowest penetrating ability? Gamma All of these Alpha Beta Gamma All of these Alpha Beta ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? Yellow and blue Red and green Organe and blue White and black Yellow and blue Red and green Organe and blue White and black ANSWER DOWNLOAD EXAMIANS APP
Physics What is the wavelength of visible spectrum ? 1300 A°–3000 A° 3900 A° – 7600 A° 8500 A° – 9800 A° 7800 A° – 8000 A° 1300 A°–3000 A° 3900 A° – 7600 A° 8500 A° – 9800 A° 7800 A° – 8000 A° ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Modern vehicles use electroignition system Metal reflects radiowaves Vehicle pollution affects the performance of the TV components Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system Metal reflects radiowaves Vehicle pollution affects the performance of the TV components Spark plug creates electromagnetic disturbances ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Wave form of the sound Amplitude of vibration Length of the strings in the instrument Frequency of vibration Wave form of the sound Amplitude of vibration Length of the strings in the instrument Frequency of vibration ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue due to Back scattering None of these Rayleigh scattering Mie scattering Back scattering None of these Rayleigh scattering Mie scattering ANSWER DOWNLOAD EXAMIANS APP
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