Theory of Machine A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration is 2ωv 2ωv² ωv ω²v 2ωv 2ωv² ωv ω²v ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called Permanent instantaneous centers None of these Neither fixed nor permanent instantaneous centers Fixed instantaneous centers Permanent instantaneous centers None of these Neither fixed nor permanent instantaneous centers Fixed instantaneous centers ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Ackermann steering gear consists of Higher pairs Sliding pairs Turning pairs Rolling pairs Higher pairs Sliding pairs Turning pairs Rolling pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When there is a reduction in amplitude over every cycle of vibration, then the body is said to have Free vibration Damped vibration Forced vibration Under damped vibration Free vibration Damped vibration Forced vibration Under damped vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of sliding of meshing gear teeth is (Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂) y (ω₁ + ω₂)/y (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂) y (ω₁ + ω₂)/y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To obviate axial thrust, following gear drive is used Mutter gears Double helical gears having identical teeth Double helical gears having opposite teeth Single helical gear in which one of the teeth of helix angle a is more Mutter gears Double helical gears having identical teeth Double helical gears having opposite teeth Single helical gear in which one of the teeth of helix angle a is more ANSWER DOWNLOAD EXAMIANS APP