The coefficient of friction between a car and dry pavement is approximately 07, but the coefficient on wet pavement is 04 or
2 answers:
C
Answer:
C. A car requires less applied force to move on wet pavement
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Answer:
Explanation:
4.95s≈5s
Use equation :
h=G*t²/2
h=120m ----hight of cliff
G=9.81m/s²
t=?
-----------------------
h=G*t²/2
120m=9.81m/s²*t²/2
240m=9.81m/s²*t²
t²=240m/ 9.81m/s²
t²=24.46s
t=√24.46s²
t=4.95 s≈5s
ANSWER is c
HOPR THIS WILL BE HELPFUL
