The four-stroke engines are:
A.High speed engine
B.Low speed engine
C.Medium speed engine
D.All are correct
Author: BILAL KHATTAK
Management constraints – the constraints of management need to be identified in the initial phase of planning:
A.Physical
B.Biological
C.Social
D.Institutional
E.All of the above
Clays wuch as kaolinite will fix larger quantities of phosphorus with _____ SiO2/R2O3 ratio:
A.Low
B.High
C.Equal
D.None of these
Which one of the following cannot be unit of thermal conductivity?
A.Watt / m2 K
B.Kcal/m-hr?C
C.BTU/ft-h?F
D.cal/c,-sec?K
E.CHU/ft-hr?C
The difference between wet and dry bulb temperatures
A.Increases at atmospheric temperature
B.Increases as air gets wet
C.Increases as air gets drier
D.remains constant always
E.None of the above
The world’s biggest island is:
A.Stewart Island
B.Kangaroo Island
C.Australia
D.Dirk Harting Island
The reaction CH2 = CH2 + Br2 ?? CH2 Br ?CH2Br is
A.a substitution reaction
B.an addition reaction
C.a molecular rearrangement
D.a photochemical reaction
Synonym of “broach” is _________??
A. to decorate
B. bridge
C. offend
D. introduce
Entropy of mixing is always
A.Zero
B.positive
C.Negative
A weed that spreads asthma is:
A.Colotropis
B.Parthenium
C.Kanuch weed
D.Common grass weed
