Theory of Machine The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to 270° and 360° 135° and 315° 0° and 90° 90° and 180° 270° and 360° 135° and 315° 0° and 90° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pitch point on a cam is Any point on pitch curve The point on cam pitch curve having the minimum pressure angle Any point on pitch circle The point on cam pitch curve having the maximum pressure angle Any point on pitch curve The point on cam pitch curve having the minimum pressure angle Any point on pitch circle The point on cam pitch curve having the maximum pressure angle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a coupling rod of a locomotive, each of the four pairs is a ________ pair. Turning Screw Rolling Sliding Turning Screw Rolling Sliding ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Spherical pair Screw pair Rolling pair Turning pair Spherical pair Screw pair Rolling pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves Perpendicular to its axis None of these Parallel to its axis In a circle about its axis Perpendicular to its axis None of these Parallel to its axis In a circle about its axis 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 0.4 0.8 0.6 0.2 0.4 0.8 0.6 0.2 ANSWER DOWNLOAD EXAMIANS APP