1
TS EAMCET 2023 (Online) 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Match the electromagnetic radiations given in List-I with their uses given in List-II
| List-I |
List-II |
||
|---|---|---|---|
| (A) | $X$-rays | (P) | Remote switches |
| (B) | UV-rays | (Q) | Finger prints in forensic Labs |
| (C) | Radiowaves | (R) | Crystal structure study |
| (D) | IR-rays | (S) | TV communication system |
2
TS EAMCET 2023 (Online) 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Electromagnetic radiation of intensity $0.6 \mathrm{Wm}^{-2}$ is falling on a black surface. The radiation pressure on the surface is
3
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The speed of electromagnetic waves in a medium is $1.5 \times 10^8 \mathrm{~ms}^{-1}$. If relative permittivity of that medium is 2 , then its magnetic susceptibility is (speed of light in vacuum is $3 \times 10^8 \mathrm{~ms}^{-1}$ ).
4
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The correct statement among the following is
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