Out of 15 tested fuses 10 failed at 980, 380, 830, 350, 600, 710, 450, 920, 570 and 200 hours respectively. Use MS Excel to do this problem unless stated otherwise. a. Determine the Weibull parameters (η, β) using "Naïve Ranking"

Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1

Agas mixture consists of 8 kmol of h2 and 2 kmol of n2. determine the mass of each gas and the apparent gas constant of the mixture.

Plan an experiment to measure the surface tension of a liquid similar to water. if necessary, review the ncfmf video surface tension for ideas. which method would be most suitable for use in an undergraduate laboratory? what experimental precision could be expected?