What was the initial speed of the second object
An object is dropped from a bridge. A second object is thrown downwards 1.00 s later. They both reach the water 20.0 m below at the same instant. What was the initial speed of the second object?
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Suppose X is a discrete random variable uniformly distributed over {1, 2, . . . , m}, where m is a fixed positive integer. Show that E(X) = (m+1)/2 and Var(X) = (m^2?1)/12
Saturated liquid exits the open feedwater heater at 1 MPa. Each turbine stage has an isentropic efficiency of 82%. Each pump has an isentropic efficiency of 100%. Determine the thermal efficiency.
To determine the pI of an amino acid or a peptide, why is important to know both the structure and the pKa of the functional group instead of just the pKa?
Find an expression for the work done by the force on a as a function of x. Find both the kinetic energy and speed of a as x approaches infinity.
What fraction of students scaore above 140 points? Find the cutoff score that will make a student eligible for the program.
Americium-241 is widely used in smoke detectors. The radiation released by this element ionizes particles that are then detected by a charged-particle collector. The half-life of 241 Am is 432.2 years, and it decays by emitting alpha particles.
Suppose a random sample of size 40 is selected from a population with = 8. Find the value of the standard error of the mean in each of the following cases (use the finite population correction factor if appropriate).
An Industrial process called Catalytic cracking is used to converthigh-molecular-weight hydrocarbons to low-molecular-weight hydrocarbons. A petroleum company has a huge supply of heating oilstored as straight-chain C17H36, and demandhas picked up
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