Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Positive throughout Negative during major portion of the stroke Positive during major portion of the stroke Negative throughout Positive throughout Negative during major portion of the stroke Positive during major portion of the stroke Negative throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.2 0.4 0.6 0.8 0.2 0.4 0.6 0.8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r² + R²) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero The algebraic sum of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tendency of a body to resist change from rest or motion is known as Friction Resisting force Mass Inertia Friction Resisting force Mass Inertia ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a coupling rod of a locomotive, each of the four pairs is a ________ pair. Screw Sliding Rolling Turning Screw Sliding Rolling Turning ANSWER DOWNLOAD EXAMIANS APP