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 24 cm 1 cm 12 cm 6 cm 24 cm 1 cm 12 cm 6 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Visible light has a higher frequency than X rays All listed here Ultra violet Radio waves X rays All listed here Ultra violet Radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels fastest in Water Air Glass Diamond Water Air Glass Diamond 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 Weighing will depend on their masses The gold piece will weigh more The silver piece will weigh more Both silver and gold pieces weigh equal Weighing will depend on their masses The gold piece will weigh more ANSWER DOWNLOAD EXAMIANS APP
Physics Energy that is produced commercially from coal is called Thermal energy Potential energy Kinetic energy Light energy Thermal energy Potential energy Kinetic energy Light energy ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Conductor Oscillator Rectifier Amplifier Conductor Oscillator Rectifier Amplifier ANSWER DOWNLOAD EXAMIANS APP