3.7-1 A generator shaft in a small hydroelectric plant turns at 120 rpm and delivers 50 hp (see figure). (a) If the diameter of the shaft is d = 3.0 in., what is the maximum shear T, (b) If the shear stress is limited to 4000 psi, what is the minimum permissible diameter dmin of the shaft? ax in the shaft? 120 rpm 50 hp PROBLEM 3.7-1

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3.7-1 A generator shaft in a small hydroelectric
plant turns at 120 rpm and delivers 50 hp (see figure).
(a) If the diameter of the shaft is d = 3.0 in., what
is the maximum shear Tmax in the shaft?
(b) If the shear stress is limited to 4000 psi, what is the
minimum permissible diameter dmin of the shaft?
120 rpm
50 hp
PROBLEM 3.7-1
Transcribed Image Text:3.7-1 A generator shaft in a small hydroelectric plant turns at 120 rpm and delivers 50 hp (see figure). (a) If the diameter of the shaft is d = 3.0 in., what is the maximum shear Tmax in the shaft? (b) If the shear stress is limited to 4000 psi, what is the minimum permissible diameter dmin of the shaft? 120 rpm 50 hp PROBLEM 3.7-1
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