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A 20° full depth involute spur pinion of 4 mm module and 21 teeth is to transmit 15 kW at 960 rpm. Its face width is 25 mm. 1.The tangential force transmitted (in N) is (a) 3552 (b) 2611 (c) 1776 (d) 1305 2. Given that the tooth geometry factor is 0.32 and the combined effect of dynamic load and allied factors intensifying the stress is 1.5 the minimum allowable stress for the gear material in MPa is, (a) 242.0 (c) 121.0 (b) 166.5 (d) 74.0

A 20° full depth involute spur pinion of 4 mm module and 21 teeth is to transmit 15 kW at 960 rpm. Its face width is 25 mm. 1.The tangential force transmitted (in N) is (a) 3552 (b) 2611 (c) 1776 (d) 1305 2. Given that the tooth geometry factor is 0.32 and the combined effect of dynamic load and allied factors intensifying the stress is 1.5 the minimum allowable stress for the gear material in MPa is, (a) 242.0 (c) 121.0 (b) 166.5 (d) 74.0

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Please answer part 2,

A 20° full depth involute spur pinion of 4 mm module and 21 teeth is to transmit 15 kW at 960 rpm. Its face width is 25 mm.

1.The tangential force transmitted (in N) is

(a) 3552

(b) 2611

(c) 1776

(d) 1305

2. Given that the tooth geometry factor is 0.32 and the combined effect of dynamic load and allied factors intensifying the stress is 1.5

the minimum allowable stress for the gear material in MPa is, 

(a) 242.0

(c) 121.0

(b) 166.5

(d) 74.0

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