Power of battery dissipated across the internal resistance
A 28.0 bulb is connected across the terminals of a 12.0- battery having 4.50 of internal resistance.
What percentage of the power of the battery is dissipated across the internal resistance and hence is not available to the bulb?
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A certain disease is found in one person in 5000. If a person does have the disease, the test will show a positive result 93% of the time. If a person does not have the disease, the test in 1 out of 500 cases will give a false positive result. (hi
A flat surface having an area of 3.2 m2 is rotated in a uniform electric field of magnitude E = 6.2 x 105 N/C. Determine the electric flux through this area in the following situations:
An element is diamagnetic if it has no unpaired electrons. An element is paramagnetic if it has unpaired electrons. If sulfur has unpaired electrons in the last p orbital (1s22s2 2p6 3s2 3p4), why is it diamagnetic instead of paramag
A solid weak acid is weighed, dissolved in water and dilutedto exactly 50.0 ml.25.00ml of the solution is taken out and is titrated to aneutral endpoint with 0.10 M NaOH.
On the basis of an air-standard analysis, compare the values of the thermal efficiency with the same quantities evaluated for an ideal Brayton cycle.
A rifle is aimed horizontally at a target 47.0 m away. The bullet hits the target 2.20 cm below the aim point.. What was the speed of the bullet as it left the barrel?
Two gases are contained in gas bulbs connected by a valve. Gas A ispresent in a 45 L bulb at a pressure of 388 torr. Gas B exerts apressure of 681 torr in a 83 L bulb. What is the partial pressure ofgas B after they equilibrate once the valve has
Suppose that the average weekly earnings for employees in general automotive repair shops is $450, and that the standard deviation for the weekly earnings for such employees is $50.
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