Students in a class take quiz
Students in a class take quiz with eight question. The number of x questions awnsered correctly can be approximated by following probabaility distributuion.
x 0 1 2 3 4 5 6 7 8
p(x) 0.03 0.04 0.06 0.08 0.14 0.24 0.18 0.16 0.07
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A slender bar of mass 12 kg and length of 1 m is pinned to its support at the bar center. Describe the motion of the bar (analytically) for all time t > 0. The bar is initially at rest at its equilibrium position.
The percent of distribution of live mutiple delivery births (three or more babies) in a particular year for women 15 to 54 years old, find each probabaility
Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the United States in one year is about 9.33 x 10^9 J.
What would be the freezing point of the solution if 175 g of sodium chloride (NaCl) is added to 1.00 kg of water? Kf of water is1.86 ºC·kg/mol.
Determine the change in specific entropy of the refrigerant, in kJ/kg-K. Can this process be accomplished adiabatically?
Released from rest at the same height, a can of frozen juice rolls to the bottom of the same hill. What is the translational speed of the frozen juice can when it reaches the bottom?
Kinetic and potential energy effects are negligible. Determine: a. The apparent molecular weight of the mixture. b. The heat transfer per kmol of mixture flowing.
Why do chemists prefer to read/record the absorbance, rather than the percent transmittance, of light (electromagnetic radiation) when analyzing a sample having a visible color?
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