Answer to Question #178093 in Physics for Afolabi Fola

Question #178093

The Bob of a pendulum has a maximum velocity of 2m/s at it's lowest position, O. calculate the height h of the Bob above O, where it's velocity is zero (Take g=10m/s²)


1
Expert's answer
2021-04-05T11:08:53-0400

We can find the height hh of the Bob above O from the law of conservation of energy:


KE=PE,KE=PE,12mv2=mgh,\dfrac{1}{2}mv^2=mgh,h=v22g=(2 ms)2210 ms2=0.2 m.h=\dfrac{v^2}{2g}=\dfrac{(2\ \dfrac{m}{s})^2}{2\cdot10\ \dfrac{m}{s^2}}=0.2\ m.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment