If a gas is in the flammable range of concentration
A.it will not explode at all
B.it will explode always without requiring heat energy
C.it will not explode unless a source of heat starts the reaction
D.none of these answers
A.it will not explode at all
B.it will explode always without requiring heat energy
C.it will not explode unless a source of heat starts the reaction
D.none of these answers
A.benzene
B.butanol
C.methyl ethyl ketone
D.hexane
A.increase
B.decrease
C.remain constant
A.Iron-constantan
B.Copper-constantan
C.Chromel-alumel
D.Platinum-platium + 13% rhodium
A.3 J / (kmol.K)
B.3 kcal / (kmol.K)
C.0.24 kcal/(kmol.K)
D.1 kcal/(kmol.K)
A.1.2
B.120
C.12
D.21
A.limestone and potassium chloride
B.dolomite and sodium hydroxide
C.limestone brine and coal
D.coal and caustic soda
A.Reynolds number
B.Reynolds number and Prandtl number
C.Grashof’s number and Prandtl number
D.Weber number and Mach number
E.None of the above
A.To increase viscosity and pour point
B.in reduce viscosity and pour point
C.to increase viscosity and reduce pour point
D.to reduce viscosity and increase pour point
A.a force due to gravity and acts downward
B.equal to the weight of liquid displaced by the body and acts vertically upward
C.the resultant force on a body due to the fluid surrounding it
D.the force necessary to maintain equilibrium of a submerged body