The characteristic impedance of a cable of length 1m is 50‚âà√≠¬¨¬©. What is the characteristic impedance of the same cable of length 100m?$

The characteristic impedance of a cable of length 1m is 50‚âà√�

1.	The characteristic impedance of a cable of length 1m is 50‚âà√≠¬¨¬©. What is the characteristic impedance of the same cable of length 100m?$
A.	100‚âà√≠¬¨¬©
B.	50‚âà√≠¬¨¬©
C.	25‚âà√≠¬¨¬©
D.	0.1‚âà√≠¬¨¬©
Answer» C. 25‚âà√≠¬¨¬©