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Definition of semiconductors Photovoltaic (PV) cells are made of special materials known as semiconductors like as silicon, which is currently the most commonly used. Basically
what is the angle of incidence when the refracted and the reflected ray are parallel to one another? does this angle depend on the wavelength of light? Ans) The angle of inciden
Light with a frequency of 7.5 x 10 14 Hz is able to eject electrons from the metal surface of a photocell that has a threshold frequency of 5.2 x 10 14 Hz. What stopping potentia
Phenomenon of interference of water waves 1. Arrange two identical adjacent pins (S1 and S2) vibrating in a ripple tank with the same frequency. 2. In the figure S and S ar
what is the equation for work
Define the working of Optical-Fiber Infrasound Sensors. Optical-Fiber Infrasound Sensors: An OFIS comprises a sealed hose and a fiber-optic Mach-Zehnder interferometer
A ball leaves a girl's hand with an upward velocity of 6 meters per second. What is the maximum height of the ball above the girl's hand? Ans: A ball leaves a girl's hand w
Q. Define: the temperature coefficient of resistance. The ratio of raise in resistance per degree rise in temperature to its resistance at 0 o C is called as temperature coeff
Start by opening the "Maze Game" activity. When you open it you will be presented with the "Arena of Pain". Set it to "practice" and play with the controls. You will find that by c
How much time is required to raise the temperature of the water A family comes home from a long vacation with laundry to do and showers to take. The water heater has been turned
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