Scale Conversions

Q.

Oxygen boils at $-{183}^{\circ }C$ . This temperature is approximately

1. ${215}^{\circ }F$

2. $-{297}^{\circ }F$

3. ${329}^{\circ }F$

4. ${361}^{\circ }F$

Q.

What is the boiling point of water in Fahrenheit scale ?

Q.

Write down the temperature of the upper fixed point on the Fahrenheit scale.

Q.

A new scale for temperature is introduced. One degree temperature difference on the new scale is found to be equal to $\frac{5}{8}{}^{0}C$. Determine the temperature in Celsius scale when the new scale and the Celsius scale shows the same reading. The lower fixed point on the new scale is ${33}^0$degree.

Q.

Recently, the phenomenon of superconductivity has been observed at 95 K. This temperature is nearly equal to

1. $-{288}^{\circ }F$

2. $-{146}^{\circ }F$

3. $-{368}^{\circ }F$

4. $+{178}^{\circ }F$

Q. The reading of a centigrade thermometer coincides with that of Fahrenheit thermometer for a liquid. The temperature of the liquid $\left(\text{in}{C}^{\circ }\right)$ is

1. $-{40}^{\circ }\text{C}$
2. $0^{\circ }\text{C}$
3. ${100}^{\circ }\text{C}$
4. ${300}^{\circ }\text{C}$

Q. The freezing point on a thermometer is marked as ${20}^{\circ }$ and the boiling point at as ${150}^{\circ }$. A temperature of ${60}^{\circ }$C on this thermometer will be read as

1. ${40}^{\circ }$
2. ${65}^{\circ }$
3. ${98}^{\circ }$
4. ${110}^{\circ }$

Q. Figure shows three temperature scales with the freezing and boiling point of water indicated. A change of ${25}^{\circ }P,{25}^{\circ }Q,{25}^{\circ }R$ are denoted by $X_1,X_2,X_3$ respectively. Which of the following is correct?

1. $X_1<X_2<X_3$
2. $X_1>X_2>X_3$
3. $X_1=X_2=X_3$
4. $X_1>X_2=X_3$

Q. A Centigrade and Fahrenheit thermometers are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registers a temperature of $140{}^{\circ }\text{F}$. The fall of the temperature as registered by the centigrade thermometer is:

1. $40{}^{\circ }\text{C}$
2. $80{}^{\circ }\text{C}$
3. $50{}^{\circ }\text{C}$
4. $90{}^{\circ }\text{C}$

Q. The temperature reading of a bath on Celsius and Fahrenheit thermometers are in the ratio $2:5$. The temperature of the bath is

1. $26.67{}^{\circ }\text{C}$
2. $40.51{}^{\circ }\text{C}$
3. $45.71{}^{\circ }\text{C}$
4. $36.66{}^{\circ }\text{C}$

Q. A Kelvin thermometer and a Fahrenheit thermometer used to record temperature of a melting metal are showing the same reading. What will a Celsius thermometer read at that temperature?

1. ${574.25}^{\circ }\text{C}$
2. ${273}^{\circ }\text{C}$
3. ${301.25}^{\circ }\text{C}$
4. ${760}^{\circ }\text{C}$

Q. If a thermometer reads freezing point of water as ${20}^{\circ }\text{C}$ and boiling point as ${150}^{\circ }\text{C},$ how much thermometer would read when the actual temperature is ${60}^{\circ }\text{C}$?

1. ${98}^{\circ }\text{C}$
2. ${110}^{\circ }\text{C}$
3. ${40}^{\circ }\text{C}$
4. ${60}^{\circ }\text{C}$

Q.

On an X temperature scale, water freezes at $-{125.0}^{\circ }$X and boils at ${375.0}^{\circ }$X. On a Y temperature scale, water freezes at $-{70.0}^{\circ }$Y and boils at $-{30.0}^{\circ }$Y. The value of temperature on X scale equal to the temperature of ${50.0}^{\circ }$Y on Y scale is:

1. ${455.0}^{\circ }$X

2. ${125.0}^{\circ }$X

3. ${1500.0}^{\circ }$X

4. ${1375.0}^{\circ }$X

Q. The temperature of an iron piece is increased from ${30}^{\circ }\text{C}$ to ${90}^{\circ }\text{C}$. Find the change in its temperature on the Fahrenheit scale and on the Kelvin scale.

1. ${108}^{\circ }\text{F},60\text{K}$
2. ${132}^{\circ }\text{F},60\text{K}$
3. ${108}^{\circ }\text{F},32\text{K}$
4. ${132}^{\circ }\text{F},32\text{K}$

Q.

On an X temperature scale, water freezes at $-{125.0}^{\circ }$X and boils at ${375.0}^{\circ }$X. On a Y temperature scale, water freezes at $-{70.0}^{\circ }$Y and boils at $-{30.0}^{\circ }$Y. The value of temperature on X scale equal to the temperature of ${50.0}^{\circ }$Y on Y scale is:

1. ${455.0}^{\circ }$X

2. ${125.0}^{\circ }$X

3. ${1500.0}^{\circ }$X

4. ${1375.0}^{\circ }$X

Q. If a thermometer on $C-$scale reads freezing point of water as $20C$ and boiling point as $150C$, how much the thermometer would read when the actual temperature is ${60}^{\circ }\text{C}$?

1. $98C$
2. $110C$
3. $40C$
4. $60C$

Q. Figure shows three temperature scales with the freezing and boiling point of water indicated. A change of ${25}^{\circ }P,{25}^{\circ }Q,{25}^{\circ }R$ are denoted by $X_1,X_2,X_3$ respectively. Which of the following is correct?

1. $X_1<X_2<X_3$
2. $X_1>X_2>X_3$
3. $X_1=X_2=X_3$
4. $X_1>X_2=X_3$

Q. On a new scale of temperature (which is linear) and called the $W$ scale, the freezing and boiling points of water are ${42}^{\circ }\text{W}$ and ${242}^{\circ }\text{W}$ respectively. What will be the temperature on the new scale, corresponding to the temperature of ${42}^{\circ }\text{C}$ on the Celsius scale ?

1. ${200}^{\circ }\text{W}$
2. ${142}^{\circ }\text{W}$
3. ${84}^{\circ }\text{W}$
4. ${126}^{\circ }\text{W}$

Q.

Recently, the phenomenon of superconductivity has been observed at 95 K. This temperature is nearly equal to

1. $-{288}^{\circ }F$

2. $-{146}^{\circ }F$

3. $-{368}^{\circ }F$

4. $+{178}^{\circ }F$

Q. If a thermometer reads freezing point of water as ${20}^{\circ }\text{C}$ and boiling point as ${150}^{\circ }\text{C},$ how much thermometer would read when the actual temperature is ${60}^{\circ }\text{C}$?

1. ${98}^{\circ }\text{C}$
2. ${110}^{\circ }\text{C}$
3. ${40}^{\circ }\text{C}$
4. ${60}^{\circ }\text{C}$

Q.

Which of the following curves represents the relation between the Celsius and Fahrenheit scales?

1. 

2. 

3. 

4. 

Q. If a thermometer reads freezing point of water as ${20}^{\circ }$ and boiling point as ${150}^{\circ }$, how much does the thermometer read when the actual temperature is ${60}^{\circ }C$?

1. ${100}^{\circ }$
2. ${98}^{\circ }$
3. ${110}^{\circ }$
4. ${40}^{\circ }$

Q. If a thermometer reads freezing point of water as ${20}^{\circ }$ and boiling point as ${150}^{\circ }$, how much does the thermometer read when the actual temperature is ${60}^{\circ }C$?

1. ${100}^{\circ }$
2. ${98}^{\circ }$
3. ${110}^{\circ }$
4. ${40}^{\circ }$