How the 3 lamps glow under parallel operation of alternators in bright lamp method?

Multiple Choice Question (MCQ)

Question: How the 3 lamps glow under parallel operation of alternators in bright lamp method?

A. All 3 lamps in dark

B. All 3 lamps in bright

C. Two lamps bright and one lamp dark

D. One lamp bright and two lamps dark

Correct Answer: Two lamps bright and one lamp dark

Explanation

Aluminium conductor steel-reinforced cable (ACSR) is a type of high-capacity, high-strength stranded conductor typically used in overhead power lines. The outer strands are high-purity aluminium, chosen for its good conductivity, low weight, low cost, resistance to corrosion and decent mechanical stress resistance.