MCQ
Two spheres $A$ and $B$ of exactly same mass are given equal positive and negative charges respectively. Their masses after charging.
- ARemains unaffected.
- BMass of $A >$ mass of $B.$
- ✓Mass of $A <$ mass of $B.$
- DNothing can be said.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
refractive index of the $\mathrm{m}^{\text {th }}$ slab and $\Delta \mathrm{n}=0.1$ (see the figure). The ray is refracted out parallel to the interface between the $(m-1)^{\text {th }}$ and $m^{\text {th }}$ slabs from the right side of the stack. What is the value of $m$ ?
(IMAGE)
