Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to One π/2 Zero π One π/2 Zero π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism _________ for transmitting or transforming motion. Unpredictable None of these Can be used Can not be used Unpredictable None of these Can be used Can not be used 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° 80°- 90° 70°- 80° 60°-70° 50°- 60° 80°- 90° 70°- 80° 60°-70° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.5615/√δ 0.6253/√δ 0.4985/√δ 0.571/√δ 0.5615/√δ 0.6253/√δ 0.4985/√δ 0.571/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when a is +ve and b = 0 a is +ve and b is also +ve a = 0 and b is +ve a is +ve and b is -ve a is +ve and b = 0 a is +ve and b is also +ve a = 0 and b is +ve a is +ve and b is -ve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of spherical pair is Lead screw of a lathe Ball and socket joint Bolt and nut Ball bearing and roller bearing Lead screw of a lathe Ball and socket joint Bolt and nut Ball bearing and roller bearing ANSWER DOWNLOAD EXAMIANS APP