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zero-mark MCQ Questions for Class 9

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2 questions tagged with zero-mark.

Question 1/2 Easy Science 29 Exploration: Entering the World of Secondary Science Class 9 Level 6

मापनी से लंबाई मापते समय शुरुआत कहां से करनी चाहिए?

Where should length measurement begin on a ruler?

Explanation opens after your attempt
Correct Answer

A. शून्य चिह्न सेFrom the zero mark

Step 1

Concept

Length measurement should begin at the zero mark. This gives the correct value.

Step 2

Why this answer is correct

The correct answer is A. शून्य चिह्न से / From the zero mark. Length measurement should begin at the zero mark. This gives the correct value.

Step 3

Exam Tip

लंबाई का मापन शून्य चिह्न से शुरू करना चाहिए। इससे सही मान मिलता है।

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Question 2/2 Medium Science Exploration: Entering the World of Secondary Science Scientific questions and observations Class 9 Level 4

मापनी से लंबाई मापते समय शून्य चिह्न कहां होना चाहिए?

Where should the zero mark be placed while measuring length with a ruler?

Explanation opens after your attempt
Correct Answer

B. वस्तु के आरंभिक सिरे परAt the starting end of the object

Step 1

Concept

The zero mark should align with the starting end of the object. Keep the eye directly above while taking the reading.

Step 2

Why this answer is correct

The correct answer is B. वस्तु के आरंभिक सिरे पर / At the starting end of the object. The zero mark should align with the starting end of the object. Keep the eye directly above while taking the reading.

Step 3

Exam Tip

शून्य चिह्न वस्तु के आरंभिक सिरे से मिलना चाहिए। माप पढ़ते समय आंख को सीधे ऊपर रखें।

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