Theory Of Machine - Study Mode

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[#416] Sense of tangential acceleration of a link

(A) Is same as that of velocity

(B) Is opposite to that of velocity

(C) Could be either same or opposite to velocity

(D) Is perpendicular to that of velocity

Correct Answer

(C) Could be either same or opposite to velocity

[#417] When a point at the end of a link moves with constant angular velocity, its acceleration will have

(A) Radial component only

(B) Tangential component only

(C) Coriolis component only

(D) Radial and tangential components both

Correct Answer

(A) Radial component only

[#418] When a point moves along a straight line, its acceleration will have

(A) Radial component only

(B) Tangential component only

(C) Coriolis component only

(D) Radial and tangential components both

Correct Answer

(B) Tangential component only

[#419] For a kinematic chain to be considered as mechanism

(A) Two links should be fixed

(B) One link should be fixed

(C) None of the links should be fixed

(D) There is no such criterion

Correct Answer

(B) One link should be fixed

[#420] In a simple train of wheels, the velocity ratio __________ the intermediate wheels.

(A) Depends upon

(B) Is independent of

(C) Either A or B

(D) None of these

Correct Answer

(B) Is independent of