Theory Of Machine - Study Mode
[#171] The danger of breakage and vibration is maximum
Correct Answer
(B) Near the critical speed
[#172] In a differential band brake as shown in the below figure, the drum rotates anticlockwise and the greater tension T 1 acts at A and smaller tension T 2 at B. Length OA is greater than length OB. In order to apply the brake, the force P at C should
Correct Answer
(C) Act in downward direction
Explanation
Solution:
[#173] The cam follower generally used in aircraft engines is
Correct Answer
(D) Roller follower
[#174] An involute pinion and gear are in mesh. If both have the same size of addendum, then there will be an interference between the
Correct Answer
(A) Tip of the gear tooth and flank of pinion
[#175] A kinematic chain requires at least
Correct Answer
(C) 4 links and 4 turning pairs