MCQ
The effective spring constant of two spring system as shown in figure will be


- ✓$K_1 + K_2$
- B$K_1K_2/(K_1 + K_2)$
- C$K_1 -K_2$
- D$K_1K_2/(K_1 -K_2)$

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$5\Omega$
$7\Omega$
$\frac{12}{7}\Omega$
$\frac{7}{12}\Omega$
