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Mechanical Engineering - Engineering Mechanics

Exercise : Engineering Mechanics - Section 5
26.
The moment of the force P about O as shown in the below figure is
P x OA
P x OB
P x OC
P x AC
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
According to lami's theorem
the three forces must be equal
the three forces must be at 120° to each other
the three forces must be in equilibrium
if the three forces acting at a point are in equilibrium, then each force is proportional to the sine of the angle between the other two
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Moment of inertia of a hollow circular section, as shown in the below figure about an axis perpendicular to the section, is __________ than that about X-X axis.
two times
same
half
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
The amplitude is always __________ radius of the circle.
equal to
less than
greater than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
When a body falls freely under gravitational force, it possesses __________ weight.
no
minimum
maximum
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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