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vodka [1.7K]
3 years ago
5

an arc welder provides 250 amps of current when operating with a voltage of 40 volts. what is the power required by this welder

Mathematics
2 answers:
FrozenT [24]3 years ago
7 0
Power = VI
Where V is the voltage and I the current
P=40*250
   =10,000 watts
    =10 kilowatts
FinnZ [79.3K]3 years ago
3 0
The power(P) of the circuits is the product of the voltage (V) in volts and current(I) in amperes. 
                                        P = IV

Substituting the known values to the equation,
                                     P = (250 amps) x (40 volts) = 10,000 Watts

Thus, the answer is 10,000 Watts. 

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The width of a rectangle is 5 times the length. If the perimeter is 72, find the dimensions of the rectangle.
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Answer:

l=6

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Step-by-step explanation:

b=5l

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l+b= 36

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Nat2105 [25]

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3 years ago
.Write a division equation so that it has a solution of -2
Irina18 [472]
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4 0
3 years ago
F(x)=3x-7 find the value of c so that f(c) =20 is true
Andreas93 [3]

<u>Answer</u>:

c = 9

<u>Explanation</u>:

given: f(x)=3x-7

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To solve this replace x with c and then y is 20.

<u>Solve</u>:

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7 0
2 years ago
Read 2 more answers
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