Question

A body weight 22 g when placed in one pan and 20 g when placed in other pan of balance of unequal length then the ratio of the arm length is-

• A. 20 :1
• B. 22 : 1
• C. 1.04 : 1
• D. 1 : 1

Answer 1

Answer: (C)

1.04 : 1

Answer 2

$\frac { \ell _ { 1 } } { \ell _ { 2 } }$ : $\sqrt { \frac { \mathrm { M } _ { 1 } } { \mathrm { M } _ { 2 } } }$ : $\sqrt { \frac { 22 } { 20 } }$ = $\sqrt { 1.1 }$ : 1= 1.04 : 1