Answer:
<h2>The answer is 4 s</h2>
Explanation:
The time taken can be found by using the formula

where
d is the distance
v is the velocity
From the question we have

We have the final answer as
<h3>4 s</h3>
Hope this helps you
Convert cm into meters,
50/100=0.5m
work done= 10x0.5
=5J
we dont consider the weight of the spring as it acts downwards.
The correct answer would be B.) 98°c-102°c
Answer:
562.5J
Explanation:
The following were obtained from the question:
F = 45N
d = 12.5m
w =?
The work done can be achieved by using
w = F x d
w = 45 x 12.5
w = 562.5J