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A propeller shaft of 1 m length is required to transmit 55 kW power at 600 rpm. The permissible shear stress and permissible angle of twist of shaft are 90 MPa and 0.5 respectively. The diameter of the shaft is (take modulus of rigidity = 80 GPa)
  • a)
    10.7 mm
  • b)
    18.27 mm
  • c)
    36.72 mm
  • d)
    59.8 mm
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
A propeller shaft of 1 m length is required to transmit 55 kW power a...
Given, l = 1 m, P = 55000 W, N = 600 rpm, τper = 90 MPa,θ = 0.5° = 0.00872 rad
G = 80×103 MPa
Using torsion equation,
Case 1: Diameter on the basis of shear stress is
Case 2: on the basis of torsional rigidity
Diameter of the shaft = maximum diameter of both the cases = 59.8 mm
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A propeller shaft of 1 m length is required to transmit 55 kW power at 600 rpm. The permissible shear stress and permissible angle of twist of shaft are 90 MPa and 0.5 respectively. The diameter of the shaft is (take modulus of rigidity = 80 GPa)a)10.7 mmb)18.27 mmc)36.72 mmd)59.8 mmCorrect answer is option 'D'. Can you explain this answer?
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A propeller shaft of 1 m length is required to transmit 55 kW power at 600 rpm. The permissible shear stress and permissible angle of twist of shaft are 90 MPa and 0.5 respectively. The diameter of the shaft is (take modulus of rigidity = 80 GPa)a)10.7 mmb)18.27 mmc)36.72 mmd)59.8 mmCorrect answer is option 'D'. Can you explain this answer? for GATE 2024 is part of GATE preparation. The Question and answers have been prepared according to the GATE exam syllabus. Information about A propeller shaft of 1 m length is required to transmit 55 kW power at 600 rpm. The permissible shear stress and permissible angle of twist of shaft are 90 MPa and 0.5 respectively. The diameter of the shaft is (take modulus of rigidity = 80 GPa)a)10.7 mmb)18.27 mmc)36.72 mmd)59.8 mmCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for GATE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A propeller shaft of 1 m length is required to transmit 55 kW power at 600 rpm. The permissible shear stress and permissible angle of twist of shaft are 90 MPa and 0.5 respectively. The diameter of the shaft is (take modulus of rigidity = 80 GPa)a)10.7 mmb)18.27 mmc)36.72 mmd)59.8 mmCorrect answer is option 'D'. Can you explain this answer?.
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