Related Questions

A point B on a rigid link AB moves with respect to A with angular velocity $$\omega $$ rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A)
A vBA × AB
B $$\frac{{{\text{vBA}}}}{{{\text{AB}}}}$$
C v2BA
D $$\frac{{{{\text{v}}^2}{\text{BA}}}}{{{\text{AB}}}}$$
In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is
A equal to sum of other two
B greater than sum of other two
C less than sum of other two
D none of the mentioned
The relative velocity of B with respect to A in a rigid link AB is
A parallel to AB
B perpendicular to AB
C along AB
D at 450
A point B on a rigid link AB moves with respect to A with angular velocity $$\omega $$ rad/s. The total acceleration of B with respect to A will be equal to
A Vector sum of radial component and Coriolis component
B Vector sum of tangential component and Coriolis component
C Vector sum of radial component and tangential component
D Vector difference of radial component and tangential component
The direction of linear velocity of any point on a link with respect to another point on the same link is
A parallel to the link joining the points
B perpendicular to the link joining the points
C at 450 to the link joining the points
D none of the mentioned
The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at
A the centre of the disc
B the point of contact
C an infinite distance on the plane surface
D the point on the circumference situated vertically opposite to the contact point
The magnitude of velocities of the points on a rigid link is
A directly proportional to the distance from the points to the instantaneous centre and is parallel to the line joining the point to the instantaneous centre.
B directly proportional to the distance from the points to the instantaneous centre and is perpendicular to the line joining the point to the instantaneous centre.
C inversely proportional to the distance from the points to the instantaneous centre and is parallel to the line joining the point to the instantaneous centre.
D inversely proportional to the distance from the points to the instantaneous centre and is perpendicular to the line joining the point to the instantaneous centre.
In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links
A will remain same
B will change
C will not occur
D none of the mentioned
When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?
A By default, all VLANs are allowed on the trunk.
B No VLAN's are allowed, you must configure each VLAN by hand.
C Only configured VLAN's are allowed on the link.
D Only extended VLAN's are allowed by default.
Which of the following operations is carried out at a minimum cutting velocity if the machines are equally rigid and the tool work materials are the same?
A Turning
B Grinding
C Boring
D Milling

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