Review | ConstantsA skier is accelerating down a 30.0 ° hill at 1.80m/s2What is the vertical component of her acceleration?ay 0.900 m/s2Previous AnswersSubmitCorrectFigure1 of 1Part BHow long will it take her to reach the bottom of the hill, assuming she starts from rest and acceleratesuniformly, if the elevation change is 400 m? (Figure 1)a 1.80 m/s2VAD?t 8.6430.0°Previous AnswersRequest AnswerSubmitXIncorrect; Try Again; 4 attempts remainingPearson

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Asked Oct 31, 2019
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Review | Constants
A skier is accelerating down a 30.0 ° hill at 1.80
m/s2
What is the vertical component of her acceleration?
ay 0.900 m/s2
Previous Answers
Submit
Correct
Figure
1 of 1
Part B
How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates
uniformly, if the elevation change is 400 m? (Figure 1)
a 1.80 m/s2
VAD
?
t 8.64
30.0°
Previous Answers
Request Answer
Submit
XIncorrect; Try Again; 4 attempts remaining
Pearson
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Review | Constants A skier is accelerating down a 30.0 ° hill at 1.80 m/s2 What is the vertical component of her acceleration? ay 0.900 m/s2 Previous Answers Submit Correct Figure 1 of 1 Part B How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 400 m? (Figure 1) a 1.80 m/s2 VAD ? t 8.64 30.0° Previous Answers Request Answer Submit XIncorrect; Try Again; 4 attempts remaining Pearson

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Expert Answer

Step 1

The below figure represents a skier accelerating down the hill.

a = 1.80m/s
400 m
30
В
С
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a = 1.80m/s 400 m 30 В С

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Step 2

Write the expression for vertical ...

a, (1.80m/s2)sin 30
=0.9m/s
Vertical component of acceleration is 0.9m/s2
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a, (1.80m/s2)sin 30 =0.9m/s Vertical component of acceleration is 0.9m/s2

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