झाग वाले प्रयोग में हिलाने का समय समान रखना क्या है?
In a foam experiment what is keeping the shaking time the same?
Explanation opens after your attempt
C. नियंत्रित चरControlled variable
Concept
The shaking time is kept the same so it is a controlled variable. In exams keep additional influential factors constant.
Why this answer is correct
The correct answer is C. नियंत्रित चर / Controlled variable. The shaking time is kept the same so it is a controlled variable. In exams keep additional influential factors constant.
Exam Tip
हिलाने का समय समान रखा जाता है इसलिए यह नियंत्रित चर है। परीक्षा में अतिरिक्त प्रभावकारी कारक को स्थिर रखें।
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