Get Answers to all your Questions

header-bg qa

Two plates of the same thickness and same material are arranged as shown in the diagram. The dimensions are as shown in the diagram. Find the position of the centre of mass with reference to the origin.

 

Option: 1

(7a/12, 0 )


Option: 2

(5a/72,0)


Option: 3

(6a/32,0 )


Option: 4

(29,0)


Answers (1)

best_answer

 Let the mass of square plate be M then the mass of rectangular plate is 

\frac{M}{a^2} \times \frac{a^2 }{4\times 2} \Rightarrow M/8 \\\\Now \\ x _{cm} = \frac{m_1x_1+m_2x_2}{m_1+m_2}

x_{cm}=\frac{M\times0+M/8(5a/8)}{M+M/8}

x_{cm} = 5a/72 \: \: \: y_{cm} = 0

 

 

 

Posted by

Suraj Bhandari

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks