Type of pulley that has additional numbers of ropes that help to increase mechanical advantage
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REASON :
We know that
Potential difference, V= W/q
where, W is work done
and, q is magnitude of charge
Given,
V= 9.0 v and W= 45 J
So,
using above relation, we get
9= 45/q
q= 45/9
q= 5 coulomb
HOPE IT IS USEFUL
Answer:
The length of the closed tube is<u> </u>
<u>0.81 m</u>
Explanation:
Formula used :
Speed = v = 346 m/s
wavelength = 0.81 m