The escalator shown is designed to transport 6000 persons per hour at a constant speed of 1.5 ft/s. Assuming an average weight of 150 lb per person, determine (a) the average power required, (b) the required capacity of the motor if the mechanical efficiency is 85 percent and if a 300 percent overload is to be allowed.

Fig. P13.77

 

Transcribed Image Text:

15 ft 30 15 ft 30

Answer rating: 100% (QA)

Step 1 of 3 A a Calculate the total weight per sec of the escalator by using relation 3... View the full answer