Suppose the ends of a 30-m long steel beam are rigidly clamped at 0°C to prevent expansion. The beam has a cross-sectional area of 30 cm². What force against the clamps does the beam exert when it is heated to 40°C? (α_Steel = 1.1 × 10−⁵/°C, Y_steel = 20 × 10¹⁰ N/m²).

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The Answer of Suppose the ends of a 30-m long steel beam are rigidly clamped at 0°C to prevent expansion. The beam has a cross-sectional area of 30 cm². What force against the clamps does the beam exert when it is heated to 40°C? (α_Steel = 1.1 × 10−⁵/°C, Y_steel = 20 × 10¹⁰ N/m²).

Suppose the Ends of a 30-M Long Steel Beam Are