Answer:
Time taken, t = 40 minutes
Explanation:
Given that,
Distance covered, d = 30 km
Speed of the person, v = 0.75 km/min
Time taken by the person is given by :
t = 40 minutes
So, the time taken by the person is 40 minutes. Hence, this is the required solution.
0.3956
Newton's 2nd law of motion says that Force = Mass*Acceleration (f=ma) so to find the force used on the football you multiply it's mass by its acceleration.
0.43*0.92 = 0.3956.
0.4 if you round
Applying Snell's law
here is your answer
I hope so it is helpful
D. none of them po
pl give me points 73