Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Yellow Green Orange Blue Yellow Green Orange Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : CAT scans Ultrasound scans Endoscopy X-ray photos CAT scans Ultrasound scans Endoscopy X-ray photos ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Scattering of shorter wavelengths of sunlight in the atmosphere Refraction of sunlight Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Scattering of shorter wavelengths of sunlight in the atmosphere Refraction of sunlight Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Submerged objects can be located using Radar Sonar Quasar Pulsar Radar Sonar Quasar Pulsar ANSWER DOWNLOAD EXAMIANS APP
Physics Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver) The silver piece will weigh more The gold piece will weigh more Both silver and gold pieces weigh equal Weighing will depend on their masses The silver piece will weigh more The gold piece will weigh more Both silver and gold pieces weigh equal Weighing will depend on their masses ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirror is generally used in ________ Solar cookers Rear view mirror Opthalmoscope Reflector for head light Solar cookers Rear view mirror Opthalmoscope Reflector for head light ANSWER DOWNLOAD EXAMIANS APP