Physics, 03.10.2019 01:40 Colorfulpolkadots
Which of the following statements is true?
a. light energy does not serve any useful purpose.
b. light energy is the same as sound waves.
c. light energy does not require a medium through which to travel.
d. light energy is a form of potential energy only.
Answers: 1
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How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters
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Physics, 22.06.2019 22:10
Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.
Answers: 1
Which of the following statements is true?
a. light energy does not serve any useful purpose...
a. light energy does not serve any useful purpose...
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