Mechanical Engineering - Engineering Mechanics

46.
The forces which do not meet at one point and their lines of action do not lie on the same plane are known as
coplaner concurrent forces
coplaner non-concurrent forces
non-coplaner concurrent forces
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
A non-reversible machine is also called a self-locking machine.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
Mass moment of inertia of a thin rod about its one end is __________ the mass moment of inertia of the same rod about its mid-point
same as
twice
thrice
four times
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
Moment of inertia of a hollow rectangular section as shown in the below figure about Y-Y axis, is not the same as that about X-X axis.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
The angle of the inclined plane at which a body just begins to slide down the plane, is called helix angle.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.