Answer:
v = 0.84m/s, v(max)= 0.997m/s
Explanation:
Initial work done by the spring, where c is the compression = 0.28m:

Work lost to friction:

Energy:

(a) Solve for v:

(b) Solve
for x:

if:



Question 1) excited and moving around a lot.
Question 2) heat
Question 3) specific heat
Question 4) As temperature increases, energy transferred increases.
Hope these answers help!
Answer:
<h2>602.08 N</h2>
Explanation:
The force supplied by the train can be found by using the formula

w is the workdone
d is the distance
From the question we have

We have the final answer as
<h3>602.08 N</h3>
Hope this helps you
Answer:
an instrument for measuring an electromotive force by balancing it against the potential difference produced by passing a known current through a known variable resistance.