Related Questions

On Dhaka- Sylet highway , 5% of the drives are fined for exceeding the speed limit. However , 80% of the drivers who exceed the speed limit are not fined. What percentage of dirvers on this highway exceed the speed limit?
A 10
B 15
C 20
D 25
Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm.
A [

A.

B. 10-100

B 100-200
C 100-1000
If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
A liquid state
B plastic state
C semi-solid state
D solid state
When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as
A negative
B zero
C non-plastic (NP)
D 1
The difference between the upper limit and lower limit of a dimension is called
A Nominal size
B Basic size
C Actual size
D Tolerance
The ratio of endurance limit in shear to the endurance limit in flexure is
A 0.33
B 0.4
C 0.5
D 0.55
The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure by a factor of
A 0.45
B 0.55
C 0.65
D 0.75
Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to
A Dynamic loading
B Static loading
C Combined static and dynamic loading
D Completely reversed loading
The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)
A 0.367 xu
B 0.416 xu
C 0.446 xu
D 0.573 xu
In general, the limit of inflammability/explosion limit of fuel gases is widened by the
A Increase in gas pressure
B Increase in temperature (i.e. preheating)
C Use of pure oxygen for combustion instead of air
D All of the above

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