Related Questions

Gray-King Assay and Roga Index of coal is a measure of its
A Abradability
B Grindability
C Weathering properties
D Caking and swelling properties
In a annutal behavior experiment , 50 tagged white pigeons and 200 tagged gray pigeons were released from a laboratory. Within one week, 88 percent of the white pigeons and 80.5 percent of the gray pigeons had returned to the laboratory. what percent of the total number of piegens returned to the laboratory?
A 80.5%
B 82.5%
C 82%
D 85%
In a certain sock drawer, there are 4 pairs black socks, 3 pairs of back socks, 3 pairs of gray of gray socks and 2 pairs of corage socks. It socks removed at random without replaced, what is the minimum number of socks that must removes in order to ensure that two socks of the the same color have been removed?
A 11
B 4
C 3
D 7
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
Caking index of a coal is a measure of its
A Abradability
B Reactivity
C Agglutinating (binding) properties
D Porosity
Softening temperature of coal ash is a measure of the __________ of coal.
A Caking tendency
B Coking tendency
C Clinkering tendency
D Size stability
Prothrombin time assay
A Is done in hepatic failure
B Is related to vitamin K dependent factors
C Is monitored during oral anticoagulant therapy
D Involves the intrinsic pathway of coagulation
E Is monitored during heparin therapy
The clay mineral with the largest swelling and shrinkage characteristics is
A kaolinite
B illite
C montmorillonite
D none of the above
The disease caused by swelling of the membrane over spinal cord and brain is
A Leukaemia
B Paralysis
C Sclerosis
D Meningitis
Causes of bilateral le swelling does not always include:
A Kidney failure
B Deep vein thrombosis
C Hypoprotenaenia
D Heat failure

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