Question

In the metre bridge, the balancing length AB = l = 20 cm. The unknown resistance X is equal to​

Answer 1

Explanation:

$xy { { \frac{ \sqrt{ \sqrt[ | < > \leqslant \geqslant | ]{?} } \22 \frac{?}{?} }{?} }^{?} }^{2} \frac{ \sqrt[ \sqrt{ | \sqrt[ | | | \sqrt[ \sqrt[ \sqrt[ \sqrt[ \sqrt{ \frac{ \frac{ { \ \tan( \gamma \gamma \binom{ \binom{ \beta log( \alpha ) }{?} }{?} ) }^{2} }{?} }{?} \times \frac{?}{?} } ]{?} ]{?} ]{?} ]{?} | | | \times \frac{?}{?} ]{?} | } ]{?} \times \frac{?}{?} }{?}$