1. The water carriage system of collection of waste product
a) is cheaper in initial cost than dry conservancy system
b) requires treatment before disposal
c) creates hygenic problem
d) all of the above
2. If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be
a) 4 mm/hr
b) lOmm/hr
c) 20 mm/hr
d) 40 mm/hr
3. The time of concentration is defined as
a) the time taken by rainfall water to run from most distant point of water shed to the inlet of sewer
b) the time required for flow of water in sewer to the point under consideration
c) sum of (a) and (b)
d) difference of (a) and (b)

4. Slack time refers to
a) an activity
b) an event
c) both event and activity
d) none of the above
5. Critical path
a) is always longest
b) is always shortest
c) may be longest
d) may be shortest
6. The independent float affects only
a) preceding activities
b) succeeding activities
c) the particular activity involved
d) none of the above

7. Forces are called concurrent when their lines of action meet in
(a) one point      
(b) two points
(c) plane 
(d) perpendicular planes
(e) different planes
8. When trying to turn a key into a lock, following is applied
(a) coplanar force
(b) non-coplanar forces
(c) lever
(d) moment
(e) couple
9. The center of gravity of a uniform lamina lies at
(a) the center of heavy portion
(b) the bottom surface
(c) the mid point of its axis
(d) all of the above
(e) none of the above

10. Which of the following is a mineral ?
a) basalt
b) granite
c) quartz
d) syenite
11. Slate is formed by metamorphic action on
a) shale
b) lime stone
c) sand stone
d) granite
12. Jumper is a tool used for
a) testing of stones
b) quarrying of stones
c) dressing of stones
d) none of the above