Engineering, 06.07.2020 21:01 lilkobe6982
Functions of a chain-link fence include (mark all that apply):
a. Supports surveillance and other security functions
b. Protects against explosives
c. Assists in screening entry into the facility
d. Deters casual intruders
Answers: 1
Engineering, 04.07.2019 18:10
Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.
Answers: 3
Engineering, 04.07.2019 18:10
Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.
Answers: 2
Engineering, 04.07.2019 18:10
Machinery that is a key part of the process and without which the plant or process cannot function is classifed as: (clo4) a)-critical machinery b)-essential machinery c)-general purpose machinery d)-none of the specified options.
Answers: 1
Engineering, 04.07.2019 18:10
An air compression refrigeration system is to have an air pressure of 100 psia in the brine tank and an allowable air temperature increase of 60°f for standard vapor compression cycle temperatures of 77 f entering the expansion cylinder and 14 f entering the compression cylinder, calculate the coefficient of performance a. 2.5 b 3.3 c. 4.0 d. 5.0
Answers: 3
Functions of a chain-link fence include (mark all that apply):
a. Supports surveillance and other s...
History, 22.11.2019 19:31
Geography, 22.11.2019 19:31
Computers and Technology, 22.11.2019 19:31
History, 22.11.2019 19:31
Biology, 22.11.2019 19:31
Biology, 22.11.2019 19:31
Geography, 22.11.2019 19:31
Biology, 22.11.2019 19:31
Mathematics, 22.11.2019 19:31
Biology, 22.11.2019 19:31