Civil engineering Questions and solutions set - 8

Civil engineering Questions and solutions set - 8
Question:-
Option (A)
3.35 t-m
Option (B)
1.67 t-m
Option (C)
2.5 t-m
Option (D)
1.80 t-m
Correct Option:
C
Question Solution:
The beam can be redrawn as

Moment at B = Moment at fixed end in cantilever beam.
=
Question:-
Option (A)
0.06 mm
Option (B)
0.12 mm
Option (C)
0.24 mm
Option (D)
0.48 mm
Correct Option:
B
Question Solution:
For a water droplet:
ΔP=
=> d=
=0.116 mm ≈ 0.12 mm
Question:-
Option (A)
1.2 m
Option (B)
1 m
Option (C)
1.5 m
Option (D)
0.67 m
Correct Option:
C
Question Solution:
F=
=> 2=
=> V=4.97 m/s
yc=
=
=0.999
≈ 1 m
Ec=1.5 yc = 1.5 m
Question:-
Option (A)
11.3 m/s
Option (B)
8.6 m/s
Option (C)
12.2 m/s
Option (D)
13.1 m/s
Correct Option:
D
Question Solution:
Apply Reynolds model law for flow through pipes under viscous force.
=
=> =
=> V=13.10 m/s