Maximum fluctuation of energy in a flywheel is equal to [where $$I$$ = Mass moment of inertia of the flywheel, E = Maximum fluctuation of energy, CS = Coefficient of fluctuation of speed and $$\omega $$ = Mean angular speed = $$\frac{{{\omega _1} + {\omega _2}}}{2}$$ ]
A. $$I\omega \left( {{\omega _1} - {\omega _2}} \right)$$
B. $$I{\omega ^2}{{\text{C}}_{\text{S}}}$$
C. $${\text{2E}}{{\text{C}}_{\text{S}}}$$
D. All of these
Answer: Option D
This Question Belongs to Mechanical Engineering >> Theory Of Machine
In considering friction of a V-thread, the virtual coefficient of friction (μ1) is given by
A. μ1 = μsinβ
B. μ1 = μcosβ
C. $${\mu _1} = \frac{\mu }{{\sin \beta }}$$
D. $${\mu _1} = \frac{\mu }{{\cos \beta }}$$
The lower pairs are _________ pairs.
A. Self-closed
B. Force-closed
C. Friction closed
D. None of these
In a coupling rod of a locomotive, each of the four pairs is a ________ pair.
A. Sliding
B. Turning
C. Rolling
D. Screw
A kinematic chain is known as a mechanism when
A. None of the links is fixed
B. One of the links is fixed
C. Two of the links are fixed
D. None of these
Join The Discussion