A. 23m
B. 128m
C. 288m
D. 298m
Correct Answer: Option B
Explanation
V = 2nxE
= 2×1×X/0.8 = 320
2x = 0.8 x 320
x = 0.8×320/2
= 128m
A. 23m
B. 128m
C. 288m
D. 298m
Correct Answer: Option B
Explanation
V = 2nxE
= 2×1×X/0.8 = 320
2x = 0.8 x 320
x = 0.8×320/2
= 128m
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