Answer
Given,
Flow rate of river is equal to 300,000 L/s.
Width of river = 18 m
and depth of river = 22 m
a) Average speed of river
Q = 300,000 L/s
= 300 m³/s
Q = Av
b) Average speed when river is widen to 63 m and depth is increased to
The work done by friction on the car as it makes the turn is .
<h3>The centripetal force on the car</h3>
The kinetic friction of the car produces the centripetal force needed to keep the car in the circular path.
<h3>The distance around the curved path</h3>
<h3>Work done by friction</h3>
The work done by friction on the car as it makes the turn is calculated as follows;
Learn more about work done by friction here: brainly.com/question/12878672
Answer: It is the product of the (force)multiplied by the (perpendicular) distance from the line of action of the force to the pivot
Explanation:
Area is how much matter somethin has hypothetically speaking if u take one cycinder and put it in a squad purism with lengths of .52 the area will be equal to pi
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