How long must my 850 Watt lightbulb be on if it uses 38,250 J to re-heat my food? * O 0.02 seconds 45 seconds O 15 seconds (1 minute 15 seconds) 150 seconds (2 minutes 30 seconds)

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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O 4.5 meter
O 385 meters
How long must my 850 Watt lightbulb be on if it uses 38,250 J to re-heat
my food? *
O 0.02 seconds
O 45 seconds
O 15 seconds (1 minute 15 seconds)
O 150 seconds (2 minutes 30 seconds)
A student applies 490 Newtons of force to push a 100 kilogram box up a
10meter high ramp Houmuchwor
+he
Transcribed Image Text:O 4.5 meter O 385 meters How long must my 850 Watt lightbulb be on if it uses 38,250 J to re-heat my food? * O 0.02 seconds O 45 seconds O 15 seconds (1 minute 15 seconds) O 150 seconds (2 minutes 30 seconds) A student applies 490 Newtons of force to push a 100 kilogram box up a 10meter high ramp Houmuchwor +he
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