# Engineering/Chemical Engineering Mcq Question Set 11 Sample Test,Sample questions

1.0.1

2.0.4

3.0.7

4. 0.9

1. 225.4 mm Hg

2.326.8 mm Hg

3.451.2 mm Hg

4. 593.5 mm Hg

1. 0.01

2.0.05

3. 0.1

4.0.5

1.225 K

2.256 K

3.320 K

4.400 K

1.Pe1/T

2.Pe1/2T

3.Pe1/3T

4. Pe1/4T

1.18.1 mm Hg

2.24.2 mm Hg

3. 36.3 mm Hg

4.48.4 mm Hg

## Question: ` What is called the ratio of partial pressure of vapor and partial pressure of the dry gas?`

1.Humidity

2. Relative humidity

3.Molal humidity

4.None of the mentioned

1.2.4 atm

2. 4.1 atm

3.5.5 atm

4.6.9 atm

## Question: ` What is the unit of ‘a’ in RK equation?`

1.Liter/mole

2.Atm(liter/mole)

3. Atm(liter/mole)K0.5

4.Atm(liter/mole)K

1.0.21

2.0.46

3. 0.79

4.0.91

1. 0.230

2. 0.306

3.0.425

4. 0.503

1. 7.5 atm

2.12.4 atm

3.15.6 atm

4.17.8 atm

1. 140 K

2.150 K

3.170 K

4.190 K

1.128.2 K

2.156.9 K

3.198.5 K

4.243.6 K

## Question: `A liquid evaporates first at which of the following conditions?`

1.High attraction forces

2.Low attraction forces

3.Low vapor pressure

4. High boiling point

1.1.44 Kg

2.1.69 Kg

3.1.96 Kg

4. 2.25 Kg

1. 2.4 mm Hg

2.4.8 mm Hg

3. 6.5 mm Hg

4.8.4 mm Hg

1.56.3 mm Hg

2.78.9 mm Hg

3.92.1 mm Hg

4.98.7 mm Hg

1. 135 mm Hg

2.145 mm Hg

3.175 mm Hg

4.200 mm Hg

1.286.1 mm Hg

2.396.4 mm Hg

3.458.7 mm Hg

4.529.5 mm Hg

1.0.25

2.0.5

3.0.75

4.0.8

1.5 atm

2.720 mm Hg

3.500 KPa

4.40 Torr

1.0.2 atm

2.0.4 atm

3.0.6 atm

4. 0.8 atm

## Question: `Condensation starts at which point?`

1.Dew point

2. Bubble point

3.Triple point

4.None of the mentioned

1.0.45 atm

2.0.75 atm

3. 0.9 atm

4.1 atm

1.0.2 atm

2. 0.4 atm

3.0.6 atm

4.0.8 atm

1. 256 g/liter

2.499 g/liter

3.571 g/liter

4.744 g/liter

1.0.1

2.0.2

3.0.5

4.0.8

1.579 mm Hg

2.775 mm Hg

3.961 mm Hg

4.999 mm Hg

1.225.1

2. 365.5

3. 499.2

4.554.5

1. 400 K

2.405 K

3. 410 K

4.415 K

1. 0.04

2.0.08

3. 0.16

4.0.24

1.100 K

2.120 K

3.150 K

4.200 K

1.160 K

2.200 K

3.240 K

4.300 K

1.32oF

2.212oF

3. 372oF

4.584oF

1. 0.2

2.0.4

3.0.6

4.0.8

1. 25%

2.50%

3.100%

4.200%

1. 0.2

2.0.4

3. 0.8

4.1

1.0.024 mm Hg

2. 0.049 mm Hg

3.0.075 mm Hg

4. 0.096 mm Hg

1. 4.5 Pa

2. 5 Pa

3. 5.5 Pa

4. 6 Pa

1.100%

2.225.1%

3.355.4%

4.405.9%

1.25%

2.32.5%

3. 45%

4.62.5%

1.0.5

2.1

3. 2

4.4

1.0.05

2.0.5

3. 2

4. 38

1. Liter/mole

2.Liter2/mole2

3.Mole/Liter

4.Mole2/Liter2

## Question: `What is the unit of λ in the SRK equation?`

1.Liter/mole

2.Mole/Liter

3.Atm(liter/mole)

4.It is dimensionless

1. 1 mm Hg

2.2 mm Hg

3.3 mm Hg

4.4 mm Hg

## Question: `Which of the following defines condensation?`

1.Change of solid to vapor

2.Change of vapor to liquid

3.Change of liquid to vapor

4.Change of vapor to solid

## Question: `Which of the following is defined as the ratio of partial pressure and vapor pressure?`

1.Relative Humidity

2.Molal Humidity

3.Humidity

4. none of the mentioned

## Question: `Which of the following is not a way of condensation of vapor?`

1.Cooling at constant volume

2.Cooling at constant pressure

3. Compress it isothermally

4.Compress it

## More MCQS

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