Lifetime of a particular appliance
Suppose the lifetime of a particular appliance follows an exponential distribution with a mean of 10 years. What is the probability that the appliance will fail in less than 5 years?
0.3687
0.6065
0.6321
0.3935
0.7865
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A mass of 3 kilograms of steam at 2 MPa and 250°C are contained in a rigid tank. How much heat must be removed from this vessel to cool it to a saturated vapor.
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A 5-µF capacitor is charged to 30 V and is then connected across a 10-µH inductor. The maximum value of the current in this circuit is:
An article contained the following observations on degree of polymerization for paper specimens for which viscosity times concentration fell in a certain middle range:
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