Answer:
Explanation:
The velocity of sound in air at 20 °C is 343 meters per second. The distance of mountain can be derived by the following expression:
12 A
V= I * R
V/R = I
120 V /10 Ω = 12 AMPS
The correct answer is 1.25 because it is 1/2 of 1 1/2 and that is 1.25.