emily10898
11.10.2020 •
Mathematics
Electrical Engineering A resistor and an inductor connected
in a series network impede the flow of an alternating current.
This impedance Z is determined by the reactance X of the
inductor and the resistance R of the resistor. The three quantities, all measured in ohms, can be represented by the sides
of a right triangle as illustrated, so Z 2 = X 2 + I?2. The angle
is called the phase angle. Suppose a series network has an
inductive reactance of X = 400 ohms and a resistance of
R = 600 ohms.
(a) Find the impedance Z.
(b) Find the values of the six trigonometric functions of the
phase angle .
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Ответ:
0.875 grams
Step-by-step explanation:
Make a proportion
There are 250 mg in 1 serving, and x mg in 3.5 servings
250/1=x/3.5
Cross multiply
1*x=3.5*250
x=875 mg
Convert mg to g
1 mg is equal to 0.001 g
To find the amount of grams, divide the amount of mg by 1000
875/1000=0.875
So, there are 0.875 grams in the entire can
Hope this helps! :)