Theory of Machine The example of rolling pair is Ball and socket joint Ball bearing and roller bearing Lead screw of a lathe Bolt and nut Ball and socket joint Ball bearing and roller bearing Lead screw of a lathe Bolt and nut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become tp /16 tp /4 16 tp 4 tp tp /16 tp /4 16 tp 4 tp ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Spherical pair Turning pair Rolling pair Screw pair Spherical pair Turning pair Rolling pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Maximum fluctuation of energy in a flywheel is equal to [where I = Mass moment of inertia of the flywheel, E = Maximum fluctuation of energy, CS = Coefficient of fluctuation of speed, and ω = Mean angular speed = (ω₁ + ω₂)/2] 2.E.CS All of these I.ω².CS I.ω.(ω₁ - ω₂) 2.E.CS All of these I.ω².CS I.ω.(ω₁ - ω₂) ANSWER DOWNLOAD EXAMIANS APP
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