Related Questions

Initial pressure of oxygen introduced into the 'bomb' of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm.
A 3-5
B 25-30
C 60-65
D 95-100
The 'bomb' in the bomb calorimeter is made of
A Molybdenum stainless steel
B Mild steel
C High silicon iron (14% Si)
D Copper
In silvery paints, the main constituent present is
A Aluminium powder
B Silver powder
C Lead powder
D White lead
Bomb calorimeter is used to determine
A Higher calorific value at constant volume
B Lower calorific value at constant volume
C Higher calorific value at constant pressure
D Lower calorific value at constant pressure
Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.)
A GCV at constant pressure
B GCV at constant volume
C NCV at constant pressure
D NCV at constant volume
Bomb calorimeter can be used to determine the __________ of the coal.
A Sulphur content
B Calorific value
C Both A & B
D Neither A nor B
Bomb calorimeter is used for the determination of calorific value of the __________ fuels.
A Gaseous
B Solid
C Liquid
D Both B and C
Calorific value as determined by bomb calorimeter is the
A Higher calorific value at constant volume
B Gross calorific value at constant pressure
C Lower calorific value at constant pressure
D Net calorific value at constant volume
During its calorific value determination by bomb calorimeter, coal is combusted by
A Air
B Oxygen
C Oxygen enriched air
D None of these
If 2 kg of metal, of which 1/3 is zine and the rest is copper , be mixed with 3 kg of metal, of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 17 : 43
B 13 : 42
C 19 : 43
D 15 : 42

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