Home › Previous year questions › GATE 2024 BM › Question 62GATE 2024 BM – Question 62 Biomechanics · Joint Forces and Equilibrium · 2 marks · Numerical answer
An artificial forearm has moment of inertia 0.3 kg m² about its centre of mass,mass 3 kg,and centre of mass 20 cm from the elbow. Find inertia about the elbow in kg m² to two decimals.
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Show answer and explanation Correct answer: 0.40 to 0.45
Explanation Use the parallel-axis theorem: Ielbow=Icm+md². With d=0.20 m, the added term is 3×0.20²=0.12 kg m². Total is 0.30+0.12=0.42 kg m².
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