Physics 2nd Paper MCQ-Jessore Board-2022

1. Unit of electric flux is -

2. What is the unit of entropy?

3. In Young's double slit experiment using sodium light $(\lambda=5898 \AA), 92$ fringes are yielded. If green colour ( $x$ $=5461 \mathrm{~A}$ ) could be used, how many fringes will be yielded?

4. $A B N M$ is a square where two equal and opposite charges are situated at the point M and $\mathrm{N}$.

What is the direction of the resultant field intensity in the centre of the square?

5. Symbol of capacitor is -

Which one is correct?