Why is cutting easier with a sharp knife?
Sharp knife से cutting आसान क्यों होती है?
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Correct Answer
A. area कम होने से pressure बढ़ता है / Smaller area increases pressure
ExplanationStep 1: Identify the concept: this is application of pressure. Step 2: Same force acting on smaller area produces higher pressure so cutting becomes easier. Step 3: Remember small area means high pressure.
Step 1: concept पहचानें: यह pressure application है। Step 2: Same force smaller area पर लगने से pressure बढ़ जाता है इसलिए cutting आसान होती है। Step 3: Small area means high pressure याद रखें।