A 6.0
resistor and a 3.0
resistor are connected in parallel to a 1.5 V battery of negligible internal resistance. What is the current in the 3.0
resistor?
A. 2.0 A
B. 0.50 A
C. 0.25 A
D. 0.17 A
E. 0.75 A
B. 0.50 A
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Which of the following statements about the moon is correct?
a. The moon experiences a centripetal acceleration toward earth. b. The moon has constant velocity c. There is no net force acting on the moon. d. Earth exerts a stronger force on the moon than the moon exerts on earth.
From lowest energy to highest energy, which of the following correctly orders the different categories of electromagnetic radiation?
A) infrared, visible light, ultraviolet, X-rays, gamma rays, radio B) radio, infrared, visible light, ultraviolet, X-rays, gamma rays C) visible light, infrared, X-rays, ultraviolet, gamma rays, radio D) gamma rays, X-rays, visible light, ultraviolet, infrared, radio E) radio, X-rays, visible light, ultraviolet, infrared, gamma rays
A smooth distribution of radiation across a broad range of wavelengths is referred to as
A) an emission line spectrum B) an absorption line spectrum C) a continuous spectrum D) a broad spectrum
Our Sun is a star of spectral type ________
A) M B) F C) S D) G