Engineering, 25.01.2020 06:31 ella3714
A4.60 l vessel contains 24.5 g of pcl3 and 3.00 g of o2 at 15.0 ⁰c. the vessel is heated to 195 ⁰c, and the contents react to give pocl3.what is the final pressure in the vessel, assuming that the reaction goes to completion and that all reactants and products are in the gas phase?
Answers: 1
Engineering, 04.07.2019 18:10
Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
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Engineering, 04.07.2019 18:10
Which of the following controllers anticipates the future from the slope of errors over time? a)-proportional b)-on/off c)-integral d)-derivative.
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Engineering, 04.07.2019 18:10
What are the two (02) benefits, which may result from a successful implementation of preventive maintenance (pm) program in an organization? (clo3)a)- lean manufacturing b)-overlapping responsibilities c)-the planner is not qualified d)-accurate contractor information e)-reduction in equipment redundancies f)-accurate stores information
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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
A4.60 l vessel contains 24.5 g of pcl3 and 3.00 g of o2 at 15.0 ⁰c. the vessel is heated to 195 ⁰c,...
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