Answer:
b
Explanation:
imagine urself on an elevator dont you feel lighter
Electric pumps are not useful they clog
Answer: 15.29
Explanation: there you go have a nice day (*^p^*)
Answer:
0.76 rad/s^2
Explanation:
First, we convert the original and final velocity from rev/s to rad/s:


Now, we need to find the number of rads that the tire rotates in the 250m path. We use the arc length formula:

Now, we just use the formula:


The roughness of the surface, the mass of the object, and the area of contact.