Question

A mercury thermometer is transferred from melting ice to hot liquid.The mercury rises to 9/10 distance between two fixed points. Find the temperature in liquid in Fahrenheit scale

• A. $198$
• B. $194$
• C. $190$
• D. $188$

Answer 1

The correct option is B $194$

$t=\frac{9}{10}\left[100-0\right]={90}^{0}C$

and,

${90}^{0}c=194F$

hence, the option $B$ is the correct answer