Concept-wise Practice

battery-duration MCQ Questions for Class 9

battery-duration se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with battery-duration.

निर्बाध विद्युत आपूर्ति लंबे समय तक बिजली क्यों नहीं दे पाती?

Why can an Uninterruptible Power Supply not generally provide power for a long time?

Explanation opens after your attempt
Correct Answer

B. उसकी बैटरी सीमित ऊर्जा रखती है और मुख्य उद्देश्य सुरक्षित बंद करना हैIts battery stores limited energy and its main purpose is safe shutdown

Step 1

Concept

A UPS provides short-term support rather than long-term power. Identify its purpose in exams.

Step 2

Why this answer is correct

The correct answer is B. उसकी बैटरी सीमित ऊर्जा रखती है और मुख्य उद्देश्य सुरक्षित बंद करना है / Its battery stores limited energy and its main purpose is safe shutdown. A UPS provides short-term support rather than long-term power. Identify its purpose in exams.

Step 3

Exam Tip

निर्बाध विद्युत आपूर्ति अल्पकालिक सहायता देती है न कि सामान्यतः दीर्घकालिक बिजली। परीक्षा में उद्देश्य पहचानें।

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