Physics · Mechanics
Based on the comparison of a hollow shaft with a solid shaft of the same weight, consider the following statements: I. The natural frequency of a hollow shaft is higher than that of a solid shaft. II. The torsional stiffness of a hollow shaft is greater than that of a solid shaft. III. The outside diameter of a hollow shaft is smaller than that of a solid shaft for the same torque transmission. IV. A hollow shaft is typically manufactured exclusively by the extrusion process. Which of the statements given above correctly signify the advantages of a hollow shaft over a solid shaft?
- 1Statements I and IV only
- 2Statements III and IV only
- 3Statements II and III only
- 4Statements I and II only✓
Correct answer
Statements I and II only
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