Engineering, 04.04.2020 09:49 ayoismeisalex
1. A copper block of volume 1 L is heat treated at 500ºC and now cooled in a 200-L oil bath initially at 20◦C. Assuming no heat transfer with the surroundings, what is the final temperature?
Answers: 2
cu = 8940 Kg/m³
= 8.94 kg 
= 0 
= 0 Another question on Engineering
Engineering, 03.07.2019 15:10
Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.
Answers: 1
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 18:20
Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?
Answers: 3
Engineering, 04.07.2019 18:20
Find the kinematic pressure of 160kpa. for air, r-287 j/ kg k. and hair al viscosity of air at a temperature of 50°c and an absolute (10 points) (b) find the dynamic viscosity of air at 110 °c. sutherland constant for air is 111k
Answers: 3
You know the right answer?
1. A copper block of volume 1 L is heat treated at 500ºC and now cooled in a 200-L oil bath initiall...
Questions
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
English, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
Mathematics, 11.01.2021 23:30
