Concept-wise Practice

stain MCQ Questions for Class 9

stain 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 stain.

अलग-अलग मात्रा में डिटर्जेंट डालकर कपड़े से हटे दाग का प्रतिशत मापा जाता है। आश्रित चर क्या है?

Different amounts of detergent are used and the percentage of stain removed is measured. What is the dependent variable?

Explanation opens after your attempt
Correct Answer

B. हटे दाग का प्रतिशतPercentage of stain removed

Step 1

Concept

The percentage of stain removed is the measured outcome, so it is the dependent variable. Detergent amount is the independent variable.

Step 2

Why this answer is correct

The correct answer is B. हटे दाग का प्रतिशत / Percentage of stain removed. The percentage of stain removed is the measured outcome, so it is the dependent variable. Detergent amount is the independent variable.

Step 3

Exam Tip

हटे दाग का प्रतिशत मापा गया परिणाम है इसलिए यह आश्रित चर है। डिटर्जेंट की मात्रा स्वतंत्र चर है।

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