Related Questions

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
A Density separation
B Differential wettability
C Size
D Volatile matter content
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
Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg.
A 1000
B 4000
C 6000
D 8000
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
A Entrained
B Moving
C Fixed
D Fluidised
Proximate analysis of coal determines its __________ content.
A moisture, ash, sulphur & volatile matter
B moisture, volatile matter, ash & fixed carbon
C moisture, sulphur, nitrogen & fixed carbon
D none of the mentioned
Ultimate analysis of coal determines its __________ content.
A Carbon, hydrogen, nitrogen & sulphur
B Carbon, ash, sulphur & nitrogen
C Carbon, sulphur, volatile matter & ash
D Carbon, volatile matter, ash & moisture

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