Evaluating the speed of the airplane relative to the air
After flying for 15 min in a wind blowing 42 km/h at an angle of 34° south of east, an airplane pilot is over a town that is 44 km due north of the starting point. What is the speed of the airplane relative to the air?
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If, using a Cartesian coordinate system with origin O at the top of the hill, the hill;s profile is described by the function y = -(.003m^-1)x^2, where x and y are in meters, determine the minimum speed at which the car would lose contact with the
A mixture of barium and silver is to be analyzed. The barium component reacts with acid to generate hydrogen gas, while the silver component does not react.
Assuming that the particle's velocity is perpendicular to the magnetic field, find the radius of the circular path on which the particle would move if it were each of the following.
What is the reaction when elemental Magnesium and elemental copper are placed in an aqueous solution of copper sulfate? Why does the water turn green, and why does green stuff attach to the Magnesium?
Fit both logistic and probit models, modelling proportion killed as a function of nicotine concentration. Are there any obvious differences in the fit of these models?
In a pacemaker used by a heart patient, a capacitor with a capacitance of 29-µF is charged to 2.0 V and then discharged through the heart every 0.87 s. What is the average discharge current?
An important part of the customer service responsibilities of a cable company relates to the speed with which trouble in service can be repaired.
A uniform electric field of 8 V/m exists between the plates of a parallel plate capacitor. How much work is required to move a +20 µC point charge from the negative plate to the positive plate if the plate separation is 0.050 m?
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