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JEE MAIN 2023
31-01-23 S1
Question
If $R, X_L$. and $X_c$ represent resistance, inductive reactance and capacitive reactance. Then which of the following is dimensionless:
Select the correct option:
A
$R X_L X_c$
B
$\frac{R}{\sqrt{X_L X_C}}$
C
$\frac{\mathrm{R}}{\mathrm{X}_{\mathrm{L}} \mathrm{X}_{\mathrm{c}}}$
D
$R \frac{X_L}{X_C}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
All three have same dimension therefore $\frac{R}{\sqrt{X_L X_C}}$ is dimensionless.
Question Tags
JEE Main
Physics
Easy
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