Power

Power is defined as work done divided by the time used to do the work

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QUESTION OF
Views #: 535
Questions #: 6
Time: 5 minutes
Pass Score: 80.0%
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________ is defined as work done divided by the time used to do the work

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Write the power formula

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Two engines power comparison

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volume_mute

if two engines do the same amount of work, what advantage is there to using the more powerful engine?

The more powerful one can do the work in less time

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The unit of Power is

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volume_mute
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Find the distance formula for the following problem

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A particular machine is capable of a power of 1000 watts.  How far can it lift a 50-newton weight (about 11 pounds) in 3 seconds?

To answer this, combine the work and power formulas to get \(P=\frac{Fd}{t}\) and use your knowledge of algebra to find the formula for d.  Write the whole formula as d = ________

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Calculate the distance in the following problem

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A particular machine is capable of a power of 1000 watts.  How far can it lift a 50-newton weight (about 11 pounds) in 3 seconds? ________ meters

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0
sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC
Keywords
Year 10