题目6单选题
The angle of twist <img src="https://tihai-oss-cloud.itihey.com/img/194ff09e20ca6cfa17a0dc43ff2dcad1.png"> of a circular shaft under torsion depends on which of the following factorsA. Radius of the shaft, applied torque, and thermal expansion coefficientB. Length of the shaft, applied torque, and shear modulus of the materialC. Radius of the shaft, applied torque, and Poisson's ratioD. Length of the shaft, applied torque, and density of the material