# Civil Engineering - Applied Mechanics

6.
The units of inertia of mass, are
kg/m
kg/m2
m4
m3
kg-m2.
Explanation:
No answer description is available. Let's discuss.

7.
A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be
less than that on BC
more than that of BC
equal to that on BC
zero
none of these.
Explanation:
No answer description is available. Let's discuss.

8.
A projectile is fired at an angle θ to the vertical. Its horizontal range will be maximum when θ is
30°
45°
60°
90°.
Explanation:
No answer description is available. Let's discuss.

9.
A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is
15
18
20
26.
Explanation:
No answer description is available. Let's discuss.

10.
The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is b and the vertical side is a, from its vertical face is
none of these.