Power transmitted by a hollow shaft at 300 rpm is 800 kW. The ratio of outer diameter to the inner diameter of the shaft is 1.5. The maximum torque transmitted exceeds the mean torque by 40%. What is the outer diameter of the shaft if the maximum permissible shear stress of the shaft material is 80 Mpa. (A) 142 mm (B) 213 mm (C) 95 mm (D) 426 mm

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Power transmitted by a hollow shaft at 300 rpm is 800
kW. The ratio of outer diameter to the inner diameter
of the shaft is 1.5. The maximum torque transmitted
exceeds the mean torque by 40%. What is the outer
diameter of the shaft if the maximum permissible shear
stress of the shaft material is 80 Mpa.
(B) 213 mm
(D) 426 mm
(A) 142 mm
(C) 95 mm
Transcribed Image Text:Power transmitted by a hollow shaft at 300 rpm is 800 kW. The ratio of outer diameter to the inner diameter of the shaft is 1.5. The maximum torque transmitted exceeds the mean torque by 40%. What is the outer diameter of the shaft if the maximum permissible shear stress of the shaft material is 80 Mpa. (B) 213 mm (D) 426 mm (A) 142 mm (C) 95 mm
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