Theory Of Machine - Study Mode
[#231] The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length)
Correct Answer
(C) $$sqrt {frac{{ ext{T}}}{{3{ ext{m}}}}} $$
[#232] In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at $$omega $$ rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by
Correct Answer
(C) $${omega ^2}$$ × CN
Explanation
Solution:
[#233] In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.
Correct Answer
(C) Inversely proportional to
[#234] The swaying couple is due to the
Correct Answer
(A) Primary unbalanced force
[#235] Pitch point on a cam is
Correct Answer
(B) The point on cam pitch curve having the maximum pressure angle