MCQ
If lateral magnification is $-2$ for virtual object for a spherical mirror then
- AConvex mirror, Real image
- ✓Convex mirror, Virtual image
- CConcave mirror, Real image
- DConcave mirror, Virtual image
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(permeability of free space $\left.=4 \pi \times 10^{-7} H / m \right)$

(Given ${C}=$ speed of light in vacuum)