Theory of Machine The approximate straight line mechanism is a 6 bar linkage 8 bar linkage 3 bar linkage Four bar linkage 6 bar linkage 8 bar linkage 3 bar linkage Four bar linkage ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 50°- 60° 60°-70° 70°- 80° 80°- 90° 50°- 60° 60°-70° 70°- 80° 80°- 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach × Arc of recess Arc of approach + Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach × Arc of recess Arc of approach + Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₁l₂ = kG l₁ = kG l₁l₂ = kG² l₂ = kG l₁l₂ = kG l₁ = kG l₁l₂ = kG² l₂ = kG ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called Dedendum circle Clearance circle Pitch circle Addendum circle Dedendum circle Clearance circle Pitch circle Addendum circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration None of these A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration None of these ANSWER DOWNLOAD EXAMIANS APP
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