_ A 47 ≈í¬© resistor is in series with an inductive reactance of 120 ≈í¬© across an ac source. The impedance, expressed in polar form, is$?

47 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©

120 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©

129 ‚Äö√ ‚Ä 31.4¬¨‚àû ≈í¬©

129 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©

_ A 47 ≈í¬© resistor is in series with an inductive reactance of

1.	_ A 47 ≈í¬© resistor is in series with an inductive reactance of 120 ≈í¬© across an ac source. The impedance, expressed in polar form, is$?
A.	47 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©
B.	120 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©
C.	129 ‚Äö√ ‚Ä 31.4¬¨‚àû ≈í¬©
D.	129 ‚Äö√ ‚Ä 68.6¬¨‚àû ≈í¬©
Answer» E.