Worker stands still on a roof sloped at particular angle
A worker stands still on a roof sloped at an angle of 39° above the horizontal. He is prevented from slipping by a static frictional force of 500 N. Find the mass of the worker.
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Calculate the nonconservative work, Wnc, done by water resistance on the rock, the gravitational potential energy of the system, U, the kinetic energy of the rock, K, and the total mechanical energy of the system, E, for the following depths below
A sphere 10 times larger in diameter than an actual golf ball is used in the wind tunnel study. What speed should be selected for the model to simulate a prototype speed of 50 m/s?
The true weight of "10-pound" sacks of potatoes processed at a certain packaging house follows a normal distribution with mean of 10.1 pounds and standard deviation of 0.2 pounds.
Please explain both Poisson and exponential distributions and the difference between them. Please include extensive details for lifesaver.
If the rider, with inertia 68 kg starts at a height hi = 4 m and ends up after the first time across the pipe at a height that is 80% of the initial height, what is the force of friction across the bottom of the pipe?
Ammonia (NH3) reacts with oxygen to give NO and water. How many O2 molecules are required to react with 68 grams of ammonia?
When do we use Chevbychev's theorem? with what kinds of problems? and for what purpose? please explain clearly for lifesaver.
Two air track carts move toward one another on an air track. Cart 1 has a mass of 0.47 kg and a speed of 0.9 m/s. Cart 2 has a mass of 0.65 kg. (a) What speed must cart 2 have if the total momentum of the system is to be zero?
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Question: Which of the following statistics is true regarding adolescents? A. 1 million people each year get STDs. B. Half of STD infections are among people
Is this correct Elbow, wrist and hand pain complaints. Match the correct disease/disorder with the list of clinical manifestations.
A nurse has attended a continuing education conference about seasonal influenza. Which of the following statements would indicate a correct understanding
Then talk about the prognosis of the ACTUAL CAUSE: DEFINITIVE DIAGNOSIS and sequela if left untreated and why.
Think back to the story "If you give a mouse cookie" from earlier in the semester. What does the story mean to you now as a nursing student?
What questions should the nurse ask next? (Select all that apply.) Can you identify which spicy foods cause a problem?
The patient's vital signs in the office are: T 98.2, BP 118/72, P 76, RR 16. SpO2 is 99% on room air. Her BMI is 27.5.