Question

Work done for the process shown in the figure is :

• A. $1J$
• B. $1.5J$
• C. $4.5J$
• D. $0.3J$

Answer 1

The correct option is D $0.3J$

R.E.F image

Total Area $\Rightarrow 15cc\times 10k=(15\times {10}^{-6}\times 10\times {10}^{-3})-2+\frac{1}{2}.15cc\times 10k$

$=15\times {10}^{-2}+15\times {10}^{-2}$

$=30\times {10}^{-2}$

=0.3 J