Physics, 16.12.2021 18:50 emilyturchon
Consider a ball on a fixed-length string being whirled in a vertical circular path as shown in the diagram below. When the ball is at the top of the circle, what is the tension in the string? (Use the following as necessary: the length of the string, the mass m, speed of the ball, and gravitational acceleration g.)
Answers: 2
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The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.
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There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
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Physics, 23.06.2019 00:30
Which of the following are forms of phase changes a. freezing b. condensation c. heating d. exchanging
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Consider a ball on a fixed-length string being whirled in a vertical circular path as shown in the d...
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