Temperature Scales

Q.

Which of the options is the correct formula to convert Celsius to Fahrenheit?

1. (9/5)C + 32

2. (5/9)C - 32

3. (9/5)C - 32

4. (5/9)C + 32

Q. How much will the temperature of $68F$ be in Celsius and Kelvin scale?

1. ${40}^{\circ }C$ and $313.15K$
2. ${20}^{\circ }C$ and $293.15K$
3. ${10}^{\circ }C$ and $283.15K$
4. ${50}^{\circ }C$ and $323.15K$

Q.

What are the three different scales used for measuring temperature? What is the relationship between them?

Q. If the temperature in Celsius scale is 20 degree Celsius, then the temperature in Kelvin scale is:

1. 253.15 K
2. 293.15 K
3. 273.15 K
4. 263.15 K

Q. Convert ${50}^{\circ }C$ into Kelvin and Fahrenheit scale.

1. $423K$ and ${122}^{\circ }F$
2. $323K$ and ${122}^{\circ }F$
3. $420K$ and ${222}^{\circ }F$
4. $323K$ and ${150}^{\circ }F$

Q.

${100}^{\circ }C$ in Kelvin is equal to $373K$.

1. True

2. False

Q. At what temperature do Celsius and Fahrenheit scales coincide?

1. -20 degrees
2. -30 degrees
3. -40 degrees
4. -10 degrees

Q.

Convert –80°C into kelvin temperature.

Q.

Convert the following temperatures to Celsius scale: 323 K

Q. Freezing point of ethyl alcohol is 156 K which is equal to:

1. $-{217}^{\circ }C$
2. $-{145}^{\circ }C$
3. $-{120}^{\circ }C$
4. $-{117}^{\circ }C$

Q. Convert ${50}^{\circ }F$ to Kelvin scale.

1. $283K$
2. $273K$
3. $253K$
4. $263K$

Q. Steam point is equal to ${100}^{\circ }C$, which is equal to ___ in Kelvin scale.

1. 673 K
2. 573 K
3. 473 K
4. 373 K

Q. Which of the following are the commonly used temperature scales?

1. Celsius
2. Fahrenheit
3. Joule
4. Kelvin

Q.

The temperature of a body is measured in Kelvin scale, Fahrenheit scale and Celsius scale. Which among them is a more accurate reading? Explain.

Q. Convert ${23}^{\circ }C$ into Kelvin scale.

1. 396 K
2. 296 K
3. 596 K
4. 496 K

Q. Arrange the following in the increasing order of temperature.

1. ${30}^{\circ }C$
2. ${68}^{\circ }F$
3. ${100}^{\circ }C$
4. $300K$

Q. Calculate the temperature in terms of Fahrenheit for ${125}^{\circ }\text{C}$.

1. $274{}^{\circ }\text{F}$
2. $375{}^{\circ }\text{F}$
3. $247{}^{\circ }\text{F}$
4. $257{}^{\circ }\text{F}$

Q. Find the eqivalent temperature of ${20}^{\circ }C$ in degree Fahrenheit.

1. ${68}^{\circ }F$
2. $-{68}^{\circ }F$
3. ${20}^{\circ }F$
4. $-{20}^{\circ }F$

Q. The boiling point of water in Fahrenheit scale is:

1. ${412}^{\circ }F$
2. ${310}^{\circ }F$
3. ${212}^{\circ }F$
4. ${512}^{\circ }F$

Q.

Figure (a–d) shows the readings on four different thermometers. Indicate which of the reading shows the normal human body temperature?

1. 

2. 

3. 

4. 

Q. The Celsius scale was developed by:

1. Anders Celsius
2. William Thomson
3. Daniel Gabriel Fahrenheit
4. Kevin Finke

Q. The temperature in degree Celsius is denoted as:

1. K
2. ${}^{\circ }C$
3. ${}^{\circ }F$
4. J

Q.

On converting $25°\mathrm{C}$, $38°\mathrm{C}$ and $66°\mathrm{C}$ to the kelvin scale, the correct sequence of temperatures will be:

1. $298\mathrm{K},311\mathrm{K}\mathrm{and}339\mathrm{K}$

2. $298\mathrm{K},300\mathrm{K}\mathrm{and}338\mathrm{K}$

3. $273\mathrm{K},278\mathrm{K}\mathrm{and}543\mathrm{K}$

4. $298\mathrm{K},310\mathrm{K}\mathrm{and}338\mathrm{K}$

Q. Rahul measured his temperature with the help of a clinical thermometer. He found that his temperature was same as the normal body temperature. Then, Rahul's temperature is Kelvin Scale is:

1. 610 K
2. 310 K
3. 410 K
4. 510 K

Q. Convert 100 K into Fahrenheit scale.

1. ${60.6}^{\circ }F$
2. ${70.6}^{\circ }F$
3. ${90.6}^{\circ }F$
4. ${80.6}^{\circ }F$

Q. Match the temperatures in Celsius scale to the corresponding temperature in Kelvin scale.

1. 320
2. 305
3. 300
4. 283

Q.

Who invented Celsius scale temperature?

Q.

How are the temperature in Celsius and kelvin scales related to each other? Convert 357 K to Celsius scale.

Q. What is the normal temperature of human body?

1. ${40}^{\circ }C$
2. ${37}^{\circ }C$
3. ${49}^{\circ }C$
4. ${25}^{\circ }C$

Q. , temperature Kelvin to degree Celsius formula