A. Octane number of fuel is decreased
B. Fuel supply for ignition is not sufficient
C. Vaporisation of the fuel is decreased
D. Pour point of fuel decreases
Related Mcqs:
- Biological shield in a nuclear reactor is generally provided to protect against the__________________?
A. α-rays
B. β-rays
C. Gamma rays & neutrons
D. Electrons - Property responsible for the talcum powder to cling to the skin is the__________________?
A. Capillary action
B. Adhesion
C. Cohesion
D. Surface tension - Difference at any instant between the value of the controlled variable and the set point is called the__________________?
A. Deviation
B. Derivative time
C. Error ratio
D. Differential gap - The elastic strain in copper is due to the__________________?
A. Motion of dislocations
B. Stretching of atomic bonds
C. Breakage of atomic bonds
D. None of the above - Gantt charts are used for streamlining the__________________?
A. Inventory control
B. Production schedule
C. Sales forecasting
D. Quality control - Starting friction is low in case of the ____________________ lubrication?
A. Boundary
B. Hydrodynamic
C. Hydrostatic
D. Mixed/semi-fluid - For separating small pieces of metal from engine oil of a car, the best separating technique is the _____________________ ?
A. Chromatography
B. Evaporation
C. Filtration
D. Fractional distillation - The stress at which extension of the material takes place more rapidly as compared to the increase in load is termed as the _____________ point of the material?
A. Elastic
B. Ultimate
C. Yielding
D. Breaking - Sand used to stop the green sand from sticking to the pattern is termed as the ______________ sand?
A. Parting
B. Synthetic
C. Loam
D. Dry - Steels with high carbon equivalent have poor Weldability, because in these steels during welding________________?
A. Carbon and other alloying elements get oxidised from the weld pool
B. Excessive ferrite forms in the heat affected zone leading to poor toughness of the weld
C. Martensite forms in the heat affected zone leading to poor toughness/ductility of the weld
D. Segregation of carbon and other element occurs in the weld pool leading to poor properties of
the weld