Find amplitude-period-max velocity and max acceleration
A 20g mass vibrates accordings to the equation x=0.0009cis(3pit/2 + pi/2). Find the amplitude, period, max velocity, max acceleration, spring constant "K", and the total energy of the system?
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Make a point estimate for the proportion of all U.S. asthmatics who are allergic to sulfites. Find the margin or error for this estimate at 99% confidence.
A cup of chicken soup (500.0 g) is heated from 20 degrees C to 98degrees C in a microwave oven that operates at wavelength = 1.55 x10-2 m. How many moles of photons are absorbed by the soup? Assume that the specific heat capacity of chicken s
A cave diving team has 6 spots: 1 leader, 2 medics and 3 scientists. There are 8 people interested in being on the team but Jane will only participate if she can be the leader! Also, Sidney and Rutherford are shy guys who are afraid of being in ch
Design your own reciprocating engine. Draw a cycle (either an Otto cycle 4-stroke or a 2-stroke Diesel cycle) in a P-v and a T-s diagram with your own pressure temperature values at each point and calculate its efficiency.
A sample of 200 items will be taken and the population standard deviation is s = 10. Use a = .05. Compute the probability of making a Type II error using the population means shown below (to 4 decimals).
You throw a 29.7 rock vertically into the air from ground level. You observe that when it is a height 16.4 above the ground, it is traveling at a speed of 21.2 upward. What is the total mechanical energy present at the height given? What is its sp
Calculate: a) The volumes corresponding to all three states b) The temperature and pressure of air in its final state c) The total boundary work corresponding to the entire process (State 1 - State 3)
The edge of a cube consist of equal resistors of resistance R, which are joined at the orners, let a battery be connected to two opposite corners of a face of cube. what is the efective resistance?
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