Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the

Float and sink test determines the possibility of cleaning of coal by a process based on the

A

Gravity separation

B

Wettability

C

Particle shape

D

None of these

The study on washability of coal is done by using the __________ technique.

A

Tabling

B

Elutriation

C

Heavy media separation

D

None of these

If the numerator of a fraction is increased by 150% and the denominator of a fraction increased by 200% fraction becomes 10/19. Find the fraction.

A

12/17

B

10/16

C

12/19

D

9/11

If 1 is added to the numerator of a fraction, the fraction becomes 1. If 1 is added to the denominator, the fraction becomes 12Find the fraction.

A

13

B

12

C

23

D

34

Ponchon Savarit method is based on the use of enthalpy concentration diagram, which contains the bubble point curve (saturated liquid curve), dew point curve (saturated vapour curve) and equilibrium tie lines. As compared to McCabe-Thiele's method, this method

A

Is more accurate in finding the number of equilibrium stages

B

Accounts for the enthalpy changes in the process

C

Facilitates direct calculation of heat load on reboiler & condenser from, the diagram used in this method

D

All of the above

A sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly 6 liters of water less than the quantity of water drained away, how many liters of water were drained away ?

A

2

B

3

C

9

D

6

এ সমস্যা থেকে মুক্তির উপায় হলো—i. CPU ঠাণ্ডা করাii. heat sink পরিষ্কার করাiii. heat sink এর সাথে র্যাম যুক্ত করানিচের কোনটি সঠিক?

A

i ও ii

B

i ও iii

C

ii ও iii

D

i, ii ও iii

Consider the following segment : int d=4 float f= (1/flaot(d))*5; what will be the value for float variable f?

A

1.25

B

0.1

C

5

সি-ভাষার ধ্রুবক ঘোষণা করার নিয়ম হলো-i. Const float pi=3.1416ii. float pi= 3.1416ii. # define pi = 3.1416 নিচের কোনটি সঠিক?

A

i ও ii

B

i ও iii

C

ii ও iii

D

i, ii ও ili

সি-ভাষার ধ্রুবক ঘোষণা করার নিয়ম হলো- i. const float pi =3.1416; ii. float pi = 3.1416; iii. #define pi 3.1416 নিচের কোনটি সঠিক?

A

i ও ii

B

i ও iii

C

ii ও iii

D

i, ii ও iii

Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the

Related Questions