subject
Engineering, 12.07.2019 22:30 toxsicity

Asingle-threaded 25 mm diameter power screw has a pitch of 5 mm. the vertical load on the screw reaches 5 kn. the coefficients of friction are 0.08 for the collar and 0.10 for the threads. the collar frictional diameter is 50 mm. find the overall efficiency and the torque required to raise and lower the load.

ansver
Answers: 1

Another question on Engineering

question
Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
Answers: 2
question
Engineering, 04.07.2019 18:20
Steam enters a converging nozzle at 3.0 mpa and 500°c with a at 1.8 mpa. for a nozzle exit area of 32 cm2, determine the exit velocity, mass flow rate, and exit mach number if the nozzle: negligible velocity, and it exits (a) is isentropic (b) has an efficiency of 94 percent
Answers: 2
question
Engineering, 04.07.2019 18:20
An engine runs on the ideal diesel cycle. the cycle has a compression ratio of 20 and a cutoff ratio of 2. the highest temperature in the cycle is 1200 k. if the heat into the system is 300 kj/kg of working fluid and using variable specific heats determine the work produced per mass of working fluid
Answers: 3
question
Engineering, 04.07.2019 19:10
What is a monomer? how do they form a ploymer from the view point of chemical bonding?
Answers: 1
You know the right answer?
Asingle-threaded 25 mm diameter power screw has a pitch of 5 mm. the vertical load on the screw reac...
Questions
question
Mathematics, 18.03.2021 02:30
question
Mathematics, 18.03.2021 02:30
question
Advanced Placement (AP), 18.03.2021 02:30
question
Geography, 18.03.2021 02:30
question
Mathematics, 18.03.2021 02:30
question
Mathematics, 18.03.2021 02:30
question
Mathematics, 18.03.2021 02:30
question
Mathematics, 18.03.2021 02:30
Questions on the website: 13722359