A bulb is designed for 100 W at 130 V rms. What is the power dissipated by this bulb if it is used in a 120 V rms circuit?
A. 169 W
B. 130 W
C. 100 W
D. 85.0 W
E. it will blow out
D. 85.0 W
You might also like to view...
A 25 nH inductor is in an AC circuit whose generator has an rms voltage of 12 V. At what frequency must the generator drive the circuit if the rms current is to be 2.0 mA?
A. 0.15 MHz B. 38 GHz C. 0.96 MHz D. 240 GHz
The linear relationship between stress and elastic strain is known as _____________law
Fill in the blank(s) with the appropriate word(s).
Planets found in the habitable zone of other stars
A) are all rocky planets, like the terrestrial planets in our solar system. B) are all jovian planets. C) include some Earths and super-Earths. D) include hot Jupiters. E) have been demonstrated to be barren of all life.
The observation of a "wet spot" on a hot highway in the summer is caused by
a. dispersion. b. diffraction. c. refraction. d. reflection.