Physics If the phase difference between two points is 120° for a wave with velocity of 360 m/s and frequency 500 Hz, then path difference between the two points is 6 cm 12 cm 24 cm 1 cm 6 cm 12 cm 24 cm 1 cm 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 Both silver and gold pieces weigh equal The gold piece will weigh more Weighing will depend on their masses The silver piece will weigh more Both silver and gold pieces weigh equal The gold piece will weigh more Weighing will depend on their masses ANSWER DOWNLOAD EXAMIANS APP
Physics The light rays used for eliminating bacteria X-rays Microwave radiation Ultra-violet radiation Infrared rays X-rays Microwave radiation Ultra-violet radiation Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics Lux is the SI unit of luminous efficiency luminous intensity intensity of illumination luminous flux luminous efficiency luminous intensity intensity of illumination luminous flux ANSWER DOWNLOAD EXAMIANS APP
Physics The increasing order of the refractive index of certain materials is (left to right) ________ Rock Salt, Ice, Benzene, Kerosene Ice, Kerosene, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Kerosene, Ice, Benzene, Rock Salt Rock Salt, Ice, Benzene, Kerosene Ice, Kerosene, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Kerosene, Ice, Benzene, Rock Salt ANSWER DOWNLOAD EXAMIANS APP
Physics Parabolic mirrors are used in Car headlights Shaving mirros Driving mirrors Dentists mirros Car headlights Shaving mirros Driving mirrors Dentists mirros ANSWER DOWNLOAD EXAMIANS APP
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