A.Where a difference is observed in any macroscopic property of the system between different times or state
B.Where a difference is observed in any microscopic property of the system between different times or state
C.Which occurs in the direction of an intensive property or driving force contained within the system
D.Which require an agency outside the system to force the process
E.None of the above
A.The sulphur cycle
B.The nitrogen cycle
C.The carbon cycle
D.The hydrological cycle
E.None of the above
A.green sand mould
B.skin dry sand mould
C.dry sand mould
D.none of the above
A.Loeffler
B.Lancashire coiler
C.Velox boiler
D.La Mont boiler
E.None of the above
A.temperature
B.viscosity
C.compressibility
D.surface tension
A.Rapid rate for crack propagation
B.Negligible deformation
C.Fragmentation into more than two pieces
D.Appreciable plastic deformation prior to propagation of crack
E.None of the above
A.700?C
B.1000?C
C.1500?C
D.2000?C
E.2500?C
A.Pressures above 100 kg/cm2
B.Pressure upto 100 kg/cm2
C.Atmospheric pressure
D.Very low pressures
E.All pressures
A.increases with increase in temperature
B.decreases with increase in temperature
C.remains unaffected with change in temperature
D.is greater than the viscosity of a liquid
