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A particle of mass m is confined to a circle of radius a, but is otherwise free. A perturbing potentialH=Asin\varphi cos\varphi is applied, where\varphi is the angular position on the circle. Find the correct unperturbed wave functions for the two lowest states of this system and calculate their first order perturbed energies
The concessions manager at our local college baseball game must decide whether to have the vendors sell sun visors or umbrellas. There is a 30% chance of rain, a 15% chance of overcast skies, and a 55% chance of sunshine, according to the weather ..
An older computer's CPU speed was 8 megahertz, but after an upgrade it was 200 megahertz. What percentage is the speed increase?
the average of freshman college students is 18.5 years with a standard deviation 0.4 years.a. let x denote the mean
What is the implied value of Shirley remaining partnership interest and what is the implied value of the entire partnership?
Find the ball"s height and velocity at time t. b. When does the ball hit the ground and what is its impact velocity? C. When is the velocity 0? What is the significance of this time? D. How far does the ball travel during its flight?
A manufacturer has a monthly fixed cost of $70,000.00 and a production cost of $17 for each unit produced. The product sells for $25 per unit. Find the break-even point.
Calculate the rate at which the family's monthly gasoline bill is increasing at this time. Give your answer correct to the nearest cent per month.
a statistics teacher plans classes so carefully that the lengths of her classes are uniformly distributed between 45.0 and 55.0 minutes. Find the probability that a given class period runs less than 50.75 minutes.
An ant weighs 1 over 10 the weight of a crumb that it is carrying. Suppose the crumb weighs 3 over 100 Write an open number sentence to show the weight of the ant in grams How much does the ant way
In Lake Mille Lax, a walleye (type of freshwater fish) must be less than or equal to 20 inches or longer than or equal to 28 inches for the fish to be considered a keeper. Choose the combined inequality that describes this scenario.
At the instant when the water in the container is 3 inches deep, the surface level is falling at the rate of -0.90 in./s. Find the rate at which water is being drained.
The survey showed that 190 learned about the sale from the radio, 150 from television, 190 from the newspaper, 80 from radio and television, 90 from radio and newspapers, 50 from television and newspapers, and 30 from all three sources. How many p..
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