Physics A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an Ultrasonic wave Microwave Infrasonic wave Audible wave Ultrasonic wave Microwave Infrasonic wave Audible wave ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these branches of Physics deal with heat and temperature and their relation to energy and work? Thermodynamics Atomic Physics Mechanics Geophysics Thermodynamics Atomic Physics Mechanics Geophysics ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Polarisation of light Total internal reflection of light Interference of light Refraction of light Polarisation of light Total internal reflection of light Interference of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Dispersion Propagation Refraction Reflection Dispersion Propagation Refraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to convert solar energy into electricity is Daniell cell Galvanic cell Photovoltaic cell Electrochemical cell Daniell cell Galvanic cell Photovoltaic cell Electrochemical cell ANSWER DOWNLOAD EXAMIANS APP
Physics In very cold countries alcohol is used as a thermometric liquid because Alcohol can be coloured for its level to be seen easily It will not stick to the glass tube Its freezing point is very low Alcohol is a poor conductor of heat Alcohol can be coloured for its level to be seen easily It will not stick to the glass tube Its freezing point is very low Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP