The net force on the sledge is 31.64N.
Frictional force = µkR
= 0.269 x 42.2 x 9.81 = 111.36
net force = 143N - 111.36N
= 31.64N
refer brainly.com/question/24557767
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I have honestly never read anything about a car being disseminated,
or any instructions on how to do it, or any of the theory behind it.
Answer: C
Explanation: The correct answer would be Inertial. I take the quiz and got the answer rght!!
Answer:
n = 1.523
Explanation:
Snell's law
1.273sin32.89 = nsin26.99