MCQ
The device, which can be used to detect whether an object is charged, is:
- ATelescope
- BMicroscope
- ✓Electroscope
- DNone of the above
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| List$-1$ (Electromagnetic waves) | List$-2$ (Wavelength) |
| $(a)$ $AM$ radio waves | $(i)$ $10^{-10}\,m$ |
| $(b)$ Microwaves | $(ii)$ $10^{2}\,m$ |
| $(c)$ Infrared radiations | $(iii)$ $10^{-2}\,m$ |
| $(d)$ $X-$rays | $(iv)$ $10^{-4}\,m$ |
Choose the correct answer from the options given below:
