Approximate the probability
A manufactured battery is defective with the probability of 5%.In a lot of n=200 batteries, approximate the probability that at most 12 car batteries are defective.
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Air at the rate of 18 kg/s is drawn into the compressor of a jet engine at 55 kPa and -23C and is compressed reversibly and adiabatically to 276 kPa.
If the particle has a speed of 8.40 m/s on surface A and arrives at surface B with a speed of 8.80 m/s, how much work is done by the outside force in moving the particle from A to B?
What is the area under the normal curve between z = -1.0 and z = -2.0?
A total of 2.00mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 110g of solution. The reaction caused the temperature of the solution to rise from 21.0 to 24.7 C.
Calculate the fuel-air equivalence ratio at which this engine is operating. Is it possible to calculate the fuel's molecular weight with the given information?
The mean score of a college entrance test is 500; the standard deviation is 75. The scores are normally distributed. What percent of the students scored below 320?
Using the CV, compare the variability of the two items. Suggest reasons for any differences
If the propane and air streams enter the chamber at 25.0°C and 1.20 atm (absolute), and the products leave the chamber at 290.0°C and 2.90 atm (absolute), what is the volumetric flow rate of product gas from the chamber?
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