Theory of Machine The brake commonly used in railway trains is Band brake Internal expanding brake Shoe brake Band and block brake Band brake Internal expanding brake Shoe brake Band and block brake ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's diagram is used when Crank has nonuniform angular velocity Crank has uniform angular velocity Crank has nonuniform angular acceleration Crank has uniform angular acceleration Crank has nonuniform angular velocity Crank has uniform angular velocity Crank has nonuniform angular acceleration Crank has uniform angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Piston and cylinder Ball and socket i Cam and follower Both (A) and (B) above Piston and cylinder Ball and socket i Cam and follower Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Grubler's criterion for determining the degrees of freedom (n) of a mechanism having plane motion is (where l = Number of links, and j = Number of binary joints) n = (l -1) - j n = 4(l - 1) - 3j n = 2(l - 1) - 2j n = 3(l - 1) - 2j n = (l -1) - j n = 4(l - 1) - 3j n = 2(l - 1) - 2j n = 3(l - 1) - 2j ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) 2π. √(q/I) (1/2π). √(q/I) 1/2π 2π qI 2π. √(q/I) (1/2π). √(q/I) 1/2π 2π qI ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) (m + M)/m M/(m + M) (m + M)/M m/(m + M) (m + M)/m M/(m + M) (m + M)/M m/(m + M) ANSWER DOWNLOAD EXAMIANS APP