JEE Main 2026 · Session 2 · Shift 1 · Physics
Question 50
A tub is filled with water and a wooden cube 10 cm × 10 cm × 10 cm is placed in the water. The wooden cube is found to float on the water with a part of it submerged in water. When a metal coin is placed on the wooden cube, the submerged part is increased by 3.87 cm. The mass of the metal coin is ____ gram. (Take water density as 1 g/cm³ and density of wood as 0.4 g/cm³)
Answer: 387
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Official source
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Question paper, page 20.