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a. The resistance of a copper wire is 0.002 Ω at room temperature (68°F). What is its resistance at 32°F (freezing) and 212°F (boiling)?
b. For (a), determine the change in resistance for each 10° change in temperature between room temperature and 212°F.
The bulbs, which arestirred and of equal volume, initially contain binary gas mixtures of different compositions.At time zero, the valve is opened; at time t, the valve is closed, and the bulkcontents are analyzed. Explain how this information can..
Question -3 -the first order reaction A-(B is carried out in tubular reactor in which volumetric flow rate is constant . derive an equation relating to the reactor volume to the entering and exiting concentration of A .
Extract ore descriptors or features from the variables and design a model that can classify the ores correctly from images of the ore
Lossy coaxial cable. In a coaxial cable of length L, the inner conductor is of radius a and the outer conductor of radius b and these are separated by a lossy dielectric with permittivity ε and conductivity CT. A de source, V, is connected with th..
Determine the properties of the gas-vapour mixture using suitable models. Derive psychrometric relationships for the gas-vapour mixture and create the associated
Estimate the maximum steam pressure that can be used safely in this pipe.
In a device to produce potable water, humid air at 90°F, 29.7 in Hg, and 95% relative humidity iscooled to 40°F at constant pressure. What volumetric flow rate of air into the cooler (ft3/min) isrequired to provide 10.0 gal/min of condensed water?
If the generated emfs are 200 and 210 V, respectively, determine the load voltage and the armature current of each machine.
Calculate the flow rates of burets Y and Z. Assume the flow rates remain constant during the experiment.
The frequency of rotation is f (rotations per second). Calculate the induced emf between the terminals a and b. Show the polarity of the induced voltage.
-12 the gravimetric composition and properties of two different typical fuels i.e. coal and fuel oil is tabulated below- Parameters coal fuel oil Composition weight% -- C 76 85 H 4.5 11.5 S 0.5 3.5 N 1.0 -- O 3.0
What is the magnetic vector potential at the center of each loop? Hint. Use Cartesian rather than cylindrical coordinates for the integration for both loops.
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