Theory of Machine If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 0° 90° 180° 360° 0° 90° 180° 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Increases Remain unaffected Decreases First increases and then decreases Increases Remain unaffected Decreases First increases and then decreases 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 /4 4 tp 16 tp tp /16 tp /4 4 tp 16 tp tp /16 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum periodic time of a compound pendulum is 2π. √(2kG/g) (1/2π). √(kG/g) 2π. √(kG/g) (1/2π). √(2kG/g) 2π. √(2kG/g) (1/2π). √(kG/g) 2π. √(kG/g) (1/2π). √(2kG/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Shoe brake Internal expanding brake Band brake Band and block brake Shoe brake Internal expanding brake Band brake Band and block brake ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω² r₁ sinθ ω² (R - r₁) sinθ ω² R cosθ ω² (R - r₁) cosθ ω² r₁ sinθ ω² (R - r₁) sinθ ω² R cosθ ω² (R - r₁) cosθ ANSWER DOWNLOAD EXAMIANS APP
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