Easy
1 point
ID: #19701
Question
একটি DC motor এর Output 10 hp, input voltage 400 V এবং input current 20 A। মোটরটির overall efficiency কত?
Options
1
90%
Correct Answer
2
93.25%
Correct Answer
3
95%
Correct Answer
4
85%
Correct Answer
Explanation
আউটপুট = 10 HP = 10 × 746 = 7460 Watt। ইনপুট = V × I = 400 × 20 = 8000 Watt। দক্ষতা = (আউটপুট / ইনপুট) × 100 = (7460 / 8000) × 100 = 93.25%।