SITUATION 6: A shaft is subjected to a torque of 16kN- m. The maximum permissible stress in the material of the shaft is 65 MPa. 13. Find the diameter of the solid shaft. a. 134.28 MPa b. 111.90 MPa c. 107.83 MPa d. 115.32 MPa 14. Find the external diameter of a hollow circular shaft if the thickness is 10% of the internal diameter. a. 134.28 MPa b. 111.90 MPa c. 107.83 MPa d. 115.32 MPa

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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SITUATION 6 : A shaft is subjected to a torque of 16kN-
m. The maximum permissible stress in the material of the
shaft is 65 MPa.
13. Find the diameter of the solid shaft.
a. 134.28 MPa
b. 111.90 MPa
c. 107.83 MPa
d. 115.32 MPa
14. Find the external diameter of a hollow circular shaft
if the thickness is 10% of the internal diameter.
a. 134.28 MPa
b. 111.90 MPa
c. 107.83 MPa
d. 115.32 MPa
15. A hollow circular shaft of thickness 5mm has to
transmit 400 kW at 250 rpm. Determine the external
diameter of the shaft given that the maximum shear
stress cannot exceed 60 MPa.
a. 197 mm
b. 187 mm
c. 205 mm
d. 192 mm
16. A shaft has to transmit a torque of 30 kN-m. The
maximum shear stress is not to exceed 100 MPa and the
angle of twist is not to exceed 1/meter length. G = 80
GPa. Design the shaft according to the given
specifications if it is a solid circular shaft.
a. 129.87 mm
b. 152.80 mm
c. 121.63 mm
d. 115.18 mm
Transcribed Image Text:SITUATION 6 : A shaft is subjected to a torque of 16kN- m. The maximum permissible stress in the material of the shaft is 65 MPa. 13. Find the diameter of the solid shaft. a. 134.28 MPa b. 111.90 MPa c. 107.83 MPa d. 115.32 MPa 14. Find the external diameter of a hollow circular shaft if the thickness is 10% of the internal diameter. a. 134.28 MPa b. 111.90 MPa c. 107.83 MPa d. 115.32 MPa 15. A hollow circular shaft of thickness 5mm has to transmit 400 kW at 250 rpm. Determine the external diameter of the shaft given that the maximum shear stress cannot exceed 60 MPa. a. 197 mm b. 187 mm c. 205 mm d. 192 mm 16. A shaft has to transmit a torque of 30 kN-m. The maximum shear stress is not to exceed 100 MPa and the angle of twist is not to exceed 1/meter length. G = 80 GPa. Design the shaft according to the given specifications if it is a solid circular shaft. a. 129.87 mm b. 152.80 mm c. 121.63 mm d. 115.18 mm
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