A heater is rated at 1200 watts for a 120-volt source.The current in amperes drawn by the heater is
a. 0.1 b. 10.
c. 144,000 d. none of the above.
b
You might also like to view...
According to modern scientific dating techniques, approximately how old is the solar system?
A) 10,000 years B) 4.6 million years C) 4.5 billion years D) 14 billion years
A bat, flying toward the east at 2.0 m/s, emits a shriek that is reflected back to it from a wall that is 20.0 m in front of the bat at the instant the shriek is emitted. Sound travels at 340 m/s in the air
How many milliseconds after emitting the shriek does the bat hear the reflected echo from the wall?
What is the best way to determine a galaxy's redshift?
A) Find the galaxy's apparent distance, and look up the redshift based on Hubble's Law. B) Find the color of the galaxy, and estimate its distance based on how red the galaxy is. C) Take a spectrum of the galaxy, and measure the difference in wavelength of spectral lines from the wavelengths of those same lines as measured in the laboratory. D) Measure the magnitude of the galaxy, estimate its distance, and calculate its redshift using Hubble's Law.
What is the electron configuration for Li, which has 3 electrons?
A) 1s3 B) 1s1 2s2 C) 1s2 1p1 D) 1s2 2s1 E) 1s1 2s1 3s1