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Pd96 Pd96
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Posts: 1256
7 years ago
A highway curve of radius 80 m is banked at 45°.  Suppose that an ice storm hits, and the curve is effectively frictionless.  What is the speed with which to take the curve without tending to slide either up or down the surface of the road?
A) 9.4 m/s
B) 28 m/s
C) 780 m/s
D) The curve cannot be taken safely at any speed.
Textbook 
College Physics

College Physics


Edition: 1st
Authors:
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lyalllyall
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Posts: 626
7 years ago
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5 years ago
Thank You!
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5 years ago
Thank you!
Anonymous
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9 months ago
Help! The answer is missing an explanation...
Anonymous
wrote...
9 months ago
A highway curve of radius 80 m is banked at 45°.  Suppose that an ice storm hits, and the

Here's a similar question and its answer, maybe you can use the logic and apply it to the question above.

Quote
A highway curve of radius 100 m is banked at 45°. Suppose that an ice storm hits, and the curve is effectively frictionless. What is the speed with which to take the curve without tending to slide either up or down the surface of the road?



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