For a single component absorber, the operating line is straight only when plotted in term of __________ units.

The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is

A

0

B

∞

C

-ve

D

+ve

Choose the sentence (s) in which the word 'straight means 'honest or frank'. (1) Draw a straight line through the two points. (2) You are not being straight with me, even though you know that I like straight answers. (3) It was a straight choice between taking or leaving the offer of friendship.

A

(1)

B

(3)

C

(1) and (2)

D

1) and (3)

The operating line for an absorber is curved, when plotted in terms of

A

Mole fractions

B

Mole ratios

C

Partial pressure

D

Mass fractions

For an absorber, both equilibrium and operating line will be straight for

A

Concentrated solution and non-isothermal operation

B

Dilute solution and non-isothermal operation

C

Dilute solution and isothermal operation

D

Concentrated solution and isothermal operation

Towns A and C are connected by a straight highway which is 60 miles long. The straight-line distance between town A and town B is 50 miles, and the straight-line distance from town B to town C is 50 miles. How many miles is it from town B to the point on the highway connecting towns A and C which is closest to town B?

A

30

B

40

C

50

D

60

Towns A and C are connected by straight highway which is 60 miles long. The straight-line distance between town A and town B is 50 miles, and the straight-line distance from town B to town C is 50 miles. How many miles is it from town B to the point on the highway connecting towns A and C which is closest to town B?

A

30

B

40

C

50

D

60

If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is

A

$$\frac{{\text{L}}}{{\text{G}}}$$

B

$$\frac{{\text{G}}}{{\text{L}}}$$

C

Always

D

None of these

The minimum liquid rate to be used in an absorber corresponds to an operating line

A

Of slope = 1

B

Of slope = 0.1

C

Tangential to the equilibrium curve

D

None of these

When both the fluids flow concurrently in an absorber, the slope of the operating line is

A

- ve

B

+ ve

C

1

D

-1

Startting from Town S, Mr. Ahsan drove straight East for 3 Kms, Then he turned lest and drove straight North for 4 kms and stopped at town T. What is the straight line distance from town to town T?

A

7 kms

B

5 kms

C

8 kms

D

23 kms

For a single component absorber, the operating line is straight only when plotted in term of __________ units.

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