Engineering, 12.11.2020 19:10 19colemankl

A 1500 RPM, 8 hp motor is to be used to lift a load. The screw has an outside diameter of 2 inches, a coefficient of friction of 0.1, a frictionless collar, and standard acme threads. a) If the screw has a standard pitch, what is the speed of the lift?

b) How much load can the lift raise?

c) Does the screw need a brake when at rest?

Answers: 1

Show answers

Other questions on the subject: Engineering

Engineering, 03.07.2019 14:10, makaylashrout77

Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.

Answers: 2

continue

Engineering, 04.07.2019 18:10, hadellolo8839

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

Answers: 3

continue

Engineering, 04.07.2019 18:10, agpraga23ovv65c

Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.

Answers: 2

continue

Engineering, 04.07.2019 18:10, Tyrant4life

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

Answers: 1

continue

You know the right answer?

A 1500 RPM, 8 hp motor is to be used to lift a load. The screw has an outside diameter of 2 inches,...