1. ø < 1 for idling and ø > 1 for peak power conditions
2. ø > 1 for both idling and peak power conditions
3. ø > 1 for idling and ø < 1 for peak power conditions
4. ø < 1 for both idling and peak power conditions
ø > 1 for both idling and peak power conditions
1. diesel being a heavier hydrocarbon, releases more heat per kg than gasoline
2. the air standard efficiency of diesel cycle is higher than the Otto cycle, at a fixed compression ratio
3. the compression ratio of a diesel engine is higher than that of an SI engine (d) self ignition temperature of diesel is higher than that of gasoline
4. self ignition temperature of diesel is higher than that of gasoline
the compression ratio of a diesel engine is higher than that of an SI engine (d) self ignition temperature of diesel is higher than that of gasoline
1. pressure inside the boiler increases
2. heat is added before steam enters the low pressure turbine
3. average temperature of heat addition in the boiler increases
4. total work delivered by the turbine increases
average temperature of heat addition in the boiler increases
1. both pressure and velocity decrease
2. heat is added before steam enters the low pressure turbine
3. average temperature of heat addition in the boiler increases
4. total work delivered by the turbine increases
total work delivered by the turbine increases
1. marten site, fine pearlite, coarse pearlite, spherodite
2. fine pearlite, coarse pearlite, spherodite, martensite
3. martensite, coarse pearlite, fine pearlite, spherodite
4. spherodite, coarse pearlite, fine pearlite, martensite
spherodite, coarse pearlite, fine pearlite, martensite
1. increase in moisture content beyond 6 percent
2. increase in permeability
3. decrease in permeability
4. increase in both moisture content and permeability
decrease in permeability
1. 3500°C
2. 3200°C
3. 2900°C
4. 2550°C
3200°C
1. 5/36
2. 5/18
3. 1/4
4. 1/3
5/36
1. f(x)=x2
2. f(x)=x-1
3. f(x)=2
4. f(x)=maximum(x,-x)
f(x)=x-1
1. there is a causal relationship between Y and X
2. a value of X may be used to estimate a value of Y
3. values of X exactly determine values of Y
4. there is no causal relationship between Y and X
there is a causal relationship between Y and X