Under what conditions is the impedance of a series RLC circuit equal to the resistance in the circuit?
1.The driving frequency is lower than the resonance frequency.
2.The driving frequency is equal to the resonance frequency.
3.The driving frequency is higher than the resonance frequency.
4.Always.
5.Never.
3
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At the lowest point in a vertical dive (radius = 0.58 km), an airplane has a speed of 300 km/h which is not changing. Determine the magnitude of the acceleration of the pilot at this lowest point
a. 26 m/s2 b. 21 m/s2 c. 16 m/s2 d. 12 m/s2 e. 8.8 m/s2
________ is the study of the universe, including its properties, structure, and evolution
Fill in the blank(s) with the appropriate word(s)
The Drake Equation is attempting to find
A) the number of planets with life on them in the whole universe. B) the number of technological civilizations in the Galaxy at a given moment. C) the number of stars that might have planets orbiting them. D) the number of planets in the Milky Way Galaxy. E) the total number of terrestrial planets ever created.
Due to the dual nature of light and matter, either can act in an experiment as if it is a wave or a particle. In which experiment is the wave aspect exhibited for matter?
a. the Davisson and Germer experiment b. the photoelectric effect c. pair production d. Compton scattering