Engineering Mechanics - Study Mode
[#261] The acceleration of a particle moving with simple harmonic motion is __________ at the mean position.
Correct Answer
(A) Zero
[#262] The motion of a particle round a fixed axis is
Correct Answer
(C) Circular
[#263] If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is
Correct Answer
(D) 120°
[#264] Moment of inertia of a hollow rectangular section as shown in the below figure about X-X axis, is
Correct Answer
(A) $$frac{{{ ext{B}}{{ ext{D}}^3}}}{{12}} - frac{{{ ext{b}}{{ ext{d}}^3}}}{{12}}$$
[#265] Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.
Correct Answer
(A) Nine times