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9. GRAVITATION
easy
एक तुला (weighing machine) पर आप अपना द्रव्यमान $42\, kg$ नोट करते हैं। क्या आपका द्रव्यमान $42\, kg$ से अधिक है या कम ?
Option A
Option B
Option C
Option D
Solution
When you weigh your body, an upward force acts on it. This upward force is the buoyant force. As a result, the body gets pushed slightly upwards, causing the weighing machine to show a reading less than the actual value.
Standard 9
Science