Two wires of A and B with circular cross section made up of the same material with equal lengths. Suppose RA = 3 RB, then what is the ratio of radius of wire A to that of B?
A. 3
B. √3
C. \(\frac{1}{\sqrt{3}}\)
D. \(\frac{1}{3}\)
Answer:C
Two wires of A and B with circular cross section made up of the same material with equal lengths. Suppose RA = 3 RB, then what is the ratio of radius of wire A to that of B?
A. 3 B. √3 C. \(\frac{1}{\sqrt{3}}\) D. \(\frac{1}{3}\)