Determining the current in the wire
A 0.700-V potential difference is maintained across a 1.50-m length of tungsten wire that has a cross-sectional area of 0.500 mm2. What is the current in the wire?
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Despite the fact that almost all physicians no longer recommend that children not be given aspirin because of fears of triggering Reye's syndrome, 'baby' aspirin sales have remained strong. Suggest a reason.
A 120-V motor has mechanical power output of 3.20 hp. It is 91.0% efficient in converting power that it takes in by electrical transmission into mechanical power. (a) Find the current in the motor.
What are the boiling point and freezing point of a 2.47m solutionof naphthalene in benzene? (The boiling point and freezingpoint of benzene are 80.1oC and 5.5oC,respectively).
Calculate the rate at which internal energy is produced in 1.95 m of 12-gauge copper wire carrying a current of 20.0 A.
A solution of a monoprotic acid, HA, at equilibrium is found tohave a 0.0208 M concentration of nonionized acid. the pH of theacid solution is 2.17. Calculate the initial acid concentration and Ka for this acid.
Identify the population of interest to the psychology professor. Identify the sample. Does the study involve descriptive or inferential statistics? Explain.
Consider the following state of stress (MPa): σ(sigma)x = 82, σ(sigma)y = 16, σ(sigma)z = 40, τ(tao)xy = 15, τ(tao)yz = -5, τ(tao)zx = 22. Determine the following Principal normal stresses and principal shear stres
Ball flies 50 yards in this direction, before it is caught. What is the total distance between were the ball was initially spotted and were it was caught? Write down x and y components of each vector.
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