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Author Question: A 100-W light bulb is in a socket supplied with 120 V. What is the current in the bulb? a. 7200 A ... (Read 124 times)

aabwk4

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on: Jul 28, 2018
A 100-W light bulb is in a socket supplied with 120 V. What is the current in the bulb?
 a. 7200 A
  c. 1.4 A
  b. 0.83 A
  d. 0.50 A

Question 2

A solid sphere of mass 2.5 kg and radius 0.12 m starts from rest at the top of a ramp inclined 15 and rolls to the bottom. The upper end of the ramp is 1.2 m higher than the lower end. What is the linear speed of the sphere when it reaches the bottom of the ramp? (Note: I = 0.4MR2 for a solid sphere, and g = 9.8 m/s2.)
 a. 4.1 m/s
  c. 3.4 m/s
  b. 4.7 m/s
  d. 2.4 m/s


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Amiracle

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


aabwk4

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


Amiracle

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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