AB is a wire of uniform resistance. The galvanometer G shows no current when the length AC = 20 cm and CB = 80 cm. … a) 2Ω (b) 8Ω …
Answers:
Correct option(c)
Explanation:
R α AC (20 cm)
80 α CD (80 cm)
R/80 = 20/80
R = 20 cm
AB is a wire of uniform resistance. The galvanometer G shows no current when the length AC = 20 cm and CB = 80 cm. … a) 2Ω (b) 8Ω …
Correct option(c)
Explanation:
R α AC (20 cm)
80 α CD (80 cm)
R/80 = 20/80
R = 20 cm