Theory of Machine In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders, are placed at 180° to each other 120° to each other 45° to each other 90° to each other 180° to each other 120° to each other 45° to each other 90° to each other ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Shaft revolving in a bearing is the following type of pair Lower pair Higher pair Cylindrical pair Spherical pair Lower pair Higher pair Cylindrical pair Spherical pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is(Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) μwr ¾μWR ²/₃ μWR ½μWR μwr ¾μWR ²/₃ μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the main valve is driven by an eccentric having an angle of advance from 30°-40° 10°-15° 15°-25° 25°-30° 30°-40° 10°-15° 15°-25° 25°-30° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 2π. √(g/δ) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) ANSWER DOWNLOAD EXAMIANS APP
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 0° and 90° 270° and 360° 90° and 180° 135° and 315° 0° and 90° 270° and 360° 90° and 180° 135° and 315° ANSWER DOWNLOAD EXAMIANS APP
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