Electrical Engineering - Quantities and Units - Discussion

Discussion Forum : Quantities and Units - General Questions (Q.No. 5)
5.
The number of kilowatts in 135 milliwatts is
1.35 × 10–4 kW
135 × 10–3 kW
0.0135 kW
0.00135 kW
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
45 comments Page 2 of 5.

SAYEM, DIU said:   1 decade ago
1mW=10^-3W
135mW=135*10^-3W
Again, 1KW=10^3W or, 1W=0.001KW

So, 135*10^-3W = 0.001*135*10^-3W
= 135*10^-3*10^-3W
=135*10^-6W
=1.35*10^-4W

Vimukth john said:   9 years ago
135 milliwatts = 13.5 watts.
Now 1 kilowatt = 1000 watts.

So 1 watt = 0. 001 kilowatts.
Hence 135 milliwatts = 13.5 * 0.001 kilowatts.
= 13.5 * 10^-3 kW.
= 1.35 * 10^ -4.

Devarajan said:   8 years ago
135 milliwatt =135 * 10^-3 watts.
Numerically, 1 watt = 1/1000 KW,
Therefore, (135 * 10^-3) watts = (135 * 10^-3)/1000,
= 135 * 10^-6 or 1.35 * 10^-4.
(1)

Md jakir hosen said:   9 years ago
We know 1 milliwatt = 10^-3.
So, 135 milliwatts = 135 * 10^-3 = 0.135 w.

We also know 1kw = 1000 w.
So the result is (0.135/1000) = 1.35 * 10^-4.

Kuldeep said:   1 decade ago
135 milliwatts= 135*10^-3 watts
we can write it as:
135*10^-3*10^3/10^3 watts=135*10^-6 kilowatts
135*10^-6 kilowatts= 1.35*10^-4

so answer is A

Vaibhav Khatavkar said:   1 decade ago
135 mW = 13.5 W
Now 1 kW = 1000 W
So 1 W = 0.001 kW

Hence 135 mW = 13.5 * 0.001 kw
=> 13.5 * 10^-3 kW
=> 1.35 * 10^ -4
=> Answer: A.

Vikrant said:   1 decade ago
135milliwatts =. 135watts.

Now for coverting watts to kilowatts we have to divide by 1000.

So turn to be 135*10^-6 or = 1. 35*10^-4.

Arulprakash said:   1 decade ago
1 Milli watts=1*10^-3
135 milli watts=0.135watts
1 k watts=1*10^3watts
0.135 watts= 0.135*10^-3 kilo-watts = 1.35*10^-4 kilo-watts.

Praveen.c.b said:   1 decade ago
135milliwatts=.135watts
1kilowatts=1000watts
so 1 watt=.001kilowatts
so .135watts in kilowatts=.135/1000
=1.35*10^-4
so answer is A

Suresh said:   1 decade ago
135*10^-3w.
To convert to KW.
Divide and multiply by 10^3 to reduce the unit to W.

Again to reduce the unit to KW divide by 10^3.


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