Engineering, 07.04.2020 04:43 cheerthi16
In a turning operation on stainless steel with hardness = 200 HB, the cutting speed = 200 m/min, feed = 0.25 mm/rev, and depth of cut = 3.5 mm. How much power will the lathe draw in performing this operation if its mechanical efficiency = 90%?
Answers: 3
mm
mm
W
W
kW
Another question on Engineering
Engineering, 04.07.2019 18:10
The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false
Answers: 2
Engineering, 04.07.2019 18:10
Abrake has a normal braking torque of 2.8 kip in and heat-dissipating cast-iron surfaces whose mass is 40 lbm. suppose a load is brought to rest in 8.0 s from an initial angular speed of 1600 rev/min using the normal braking torque; estimate the temperature rise of the heat dissipating surfaces.
Answers: 3
Engineering, 04.07.2019 18:10
Water at 55c flows across a flat plate whose surface temperature is held constant at 95c. if the temperature gradient at the plate's surface for a given value of x is 18 c/mm, find a) local heat transfer coefficient. b) heat flux
Answers: 3
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
You know the right answer?
In a turning operation on stainless steel with hardness = 200 HB, the cutting speed = 200 m/min, fee...
Questions
History, 10.10.2019 13:10
Chemistry, 10.10.2019 13:10
History, 10.10.2019 13:10
Mathematics, 10.10.2019 13:10
History, 10.10.2019 13:10
History, 10.10.2019 13:20
Biology, 10.10.2019 13:20
Mathematics, 10.10.2019 13:20
Geography, 10.10.2019 13:20
