Wavelength of an electromagnetic wave
What is the wavelength of an electromagnetic wave (in vacuum) of frequency 5.6 GHz?
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Which of the following statements about pure water is true?
A 50-Omega resistor, a 0.1-H inductor, and a 10-mu F capacitor are connected in series to a 60-Hz source. The rms current in the circuit is 3 A. Find the rms voltage across the resistor, the inductor, and the capacitor.
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A 1.00-g sample of a metal M (that is known to form M2+ ions) was added to 0.100 L of 0.500 M H2SO4. After all the metal reacted with some of the acid, the remaining acid required 0.0334 L of 0.500 M NaOH solution for neutralization. Calculate the
Einstein discovered that energy and mass are equivalent.What is one technological development that has emerged from the knowledge and is the human race better or worse off with it?
Four identical masses of mass 500 {rm kg} each are placed at the corners of a square whose side lengths are 10.0 {rm cm}. What is the magnitude of the net gravitational force on one of the masses, due to the other three?
A purse at radius 2.00m and a wallet at radius 3.00m travel in uniform circular motion on the floor of a merry go round as the ride turns. They are on the same radial line. at one instant the acceleration of the purse is (2i + 4j) m/s^2. at that i
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