Physics, asked by alloliambikavaishnav, 5 months ago

A 900 gram of ball moving at
29ms-1 shows down uniformly
until it stops. Calculate the
average net force applied on it
to come to rest with in a
distance of 45 m.​

Answers

Answered by pv8427422525
0

Answer:

mass of the ball m =500g =0.5kg

velocity of the ball V = 15ms

−1

distance travelled =s =15m

from v

2

−u

2

=2as⟹v

2

=u

2

+2as

0=15

2

+2a(15)

-225=30a ⟹ a= -7.5ms

−2

net force applie F=M×a

F=0.5 ×(−7.5)

= -3.75N

this force 3.75 N has to be applied in the opposite direction

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