In an RL circuit, which of the following is a possible magnitude of a phase angle?
a. 45° b. 315°
c. 225° d. 135°
a
Physics & Space Science
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Recent measurements of the temperature fluctuations in the cosmic microwave background radiation support the prediction of inflation that the overall geometry of the universe is flat
Indicate whether the statement is true or false
Physics & Space Science
The current in amperes drawn by the heater is
a. 0.1 c. 144,000 b. 10 d. none of the above
Physics & Space Science
A coil lies flat on a tabletop in a
A) counter-clockwise B) counter-clockwise then clockwise C) clockwise D) clockwise then counter-clockwise E) There is no current induced in the coil. E) The polarities of the magnet cannot be determined from the information given.
Physics & Space Science
The half-life of arsenic-76 is 26.7 h. What are its (a) decay constant and (b) mean life?
What will be an ideal response?
Physics & Space Science