What is minimum coefficient of static friction of tires

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Q. A curve with a 125 radius on a level road is banked at the accurate angle for a speed of 20.

If an automobile rounds this curve at 30, what is the minimum coefficient of static friction between tires and road necessary to prevent skidding?

Q. A street lamp weighs 152N. It is supported equally by two wires that form the angle of 120° with each other. What is the tension of each of these wires?

Reference no: EM1371464

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