A resistor is connected to an AC power supply. On this circuit, the current
A) leads the voltage by 90°.
B) lags the voltage by 90°.
C) is in phase with the voltage.
D) leads the voltage by 45°.
E) lags the voltage by 45°.
C
You might also like to view...
In simple harmonic motion, the restoring force must be proportional to the:
A. amplitude B. frequency C. velocity D. displacement E. displacement squared
A vertically polarized beam of light of intensity 100 W/m2 passes through a polarizer with its transmission axis at 40.0° to the vertical. What is the transmitted intensity of this beam of light?
A) 100 W/m2 B) 0 W/m2 C) 25.0 W/m2 D) 44.4 W/m2 E) 58.7 W/m2
The parallel that is a great circle is the ______________
Fill in the blank(s) with correct word
The energy of an electron state has an uncertainty of about 0.500 eV. What is the uncertainty in the lifetime of the level?
A) 1.32 × 10-15 s B) 8.28 × 10-15 s C) 1.32 × 10-11 s D) 8.28 × 10-11 s E) 1.32 × 10-8 s