A motor drives a shaft at f 5 10 Hz and delivers P 5 35 kW of power. The allowable shear stress in the shaft is 45 MPa. The minimum diameter of the shaft is approximately:
(A) 35 mm
(B) 40 mm
(C) 47 mm
(D) 61 mm
(B) 40 mm
Physics & Space Science
You might also like to view...
Energy Levels: The shortest wavelength of a photon that can be emitted by a hydrogen atom, for which the initial state is n = 12, is closest to which one of the following values? (c = 3.0 × 108 m/s, h = 6.626 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J)
A. 92 nm B. 82 nm C. 72 nm D. 62 nm E. 52 nm
Physics & Space Science
The radius of a circle is increased by 5%. The percentage increase of the circumference is
A. 5%. B. 10%. C. 12%. D. 16%.
Physics & Space Science
A light ray can pass through a diverging lens without being deflected
Indicate whether the statement is true or false
Physics & Space Science
What is the typical number of solar eclipses that occur during a year?
A. one B. zero C. two D. four
Physics & Space Science