Physics What is the wavelength of visible spectrum ? 8500 A° – 9800 A° 3900 A° – 7600 A° 1300 A°–3000 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° 1300 A°–3000 A° 7800 A° – 8000 A° ANSWER DOWNLOAD EXAMIANS APP
Physics The radiation initially produced in fluorescent tube is Microwaves Infrared X-rays Ultraviolet Microwaves Infrared X-rays Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics The size of gear is usually specified by Diametral pitch Pitch circle diameter Pressure angle Circular pitch Diametral pitch Pitch circle diameter Pressure angle Circular pitch ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 0.008 0.016 2000 1000 0.008 0.016 2000 1000 ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of light associated with the appearance of blue colour of the sky is Scattering Reflection Refraction Interference Scattering Reflection Refraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is a unit for measuring Frequency of waves Clarity of waves Intensity of waves Wavelength Frequency of waves Clarity of waves Intensity of waves Wavelength ANSWER DOWNLOAD EXAMIANS APP