Physics, 15.04.2020 18:36 silveryflight
A student solving a physics problem to find the unknown has applied physics principles and obtained the expression: μkmgcosθ=mgsinθ−ma, where g=9.80meter/second2, a=3.60meter/second2, θ=27.0∘, and m is not given. Which of the following represents a simplified expression for μk?
A student solving a physics problem to find the unknown has applied physics principles and obtained the expression: , where , , , and is not given. Which of the following represents a simplified expression for ?
a. tanθ− ag
b. To avoid making mistakes, the expression should not be simplified until the numerical values are substituted.
c. gsinθ−agcosθ
d. The single equation has two unknowns and cannot be solved with the information given.
Answers: 3
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A student solving a physics problem to find the unknown has applied physics principles and obtained...
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