Given a certain medication
It is known that 20% of all persons given a certain medication get very drowsy within 2 minutes. Find the probabilities that among 15 persons given the medication, at most 2 will get very drowsy within 2 minutes.
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Assuming that the diameter of the shaft is d, determine the expressions for the principal stresses and maximum shear stress in terms of Ma, Ta and d.
A lens having a focal length of 20.8 cm is used as a simple magnifier. (a) what is the angular magnification obtained when the image is formed at the normal near point (q= -25.0 cm)?
If the probability is 0.60 that a person traveling in a certain airline will pay extra to see a movie, what is the probability that only 3 of 6 persons traveling on this airline will pay an extra to see a movie?
A point charge q1 = -2.0 C is at the origin, and a second point charge q2 = +5.4 C is at the point x = 1.3 m, y = 3.0 m. (a) Find the x and y coordinates of the position at which an electron would be in equilibrium.
The pump and turbine are isentropic. A) What is its thermal efficiency? B)At what rate is energy bing given off by heat transfer to the cold thermal reservoir?
A student is taking a multiple choice exam in which each question has 4 choices. Assuming that she has no knowledge of the correct answers to any of the questions, she has decided on a strategy in which she will place 4 balls (marked A, B, C and D
The current through the solenoid increases by 21.21 A. The permeability of free space is 1.25664 × 10-6 N/A2. By how much does the magnetic flux through the solenoid change? Answer in units of µWb
The nuclide hafnium-171 has a half-life of 12.0 hours. What amount of a sample of this nuclide that originally had a mass of 75 mg remains after 3 days?
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