A rectangular plank os mass 'm_1' and height 'a' is on a horizontal surface. On the top of it another rectangular plank of mass 'm_2' and height 'b' is placed. The potential energy of the system is,

A rectangular plank os mass 'm_1' and height 'a' is on a horizontal su

1.	A rectangular plank os mass 'm_1' and height 'a' is on a horizontal surface. On the top of it another rectangular plank of mass 'm_2' and height 'b' is placed. The potential energy of the system is,
Answer» <html><body><p>`(m_(1)+m_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)) ((a+b))/(2)<a href="https://interviewquestions.tuteehub.com/tag/g-1003017" style="font-weight:bold;" target="_blank" title="Click to know more about G">G</a>`<br/>`[(m_(1)+m_(2))/(2)a+m_(2) (b)/(2)]g`<br/>`[((m_1)/(2)+m_(2))a+m_(2)(b)/(2)]g`<br/>`[((m_1)/(2)+m_(2))a+m_(1)(b)/(2)]g`</p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :C</body></html>