Theory of Machine Which of the following mechanism is obtained from lower pair? Gyroscope Pantograph Valve and valve gears All of these Gyroscope Pantograph Valve and valve gears All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard? The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration The centre of the disc has zero acceleration All points of the disc have the same velocity The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration The centre of the disc has zero acceleration All points of the disc have the same velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Grasshopper mechanism Watt’s mechanism Robert’s mechanism Peaucellier’s mechanism Grasshopper mechanism Watt’s mechanism Robert’s mechanism Peaucellier’s mechanism ANSWER DOWNLOAD EXAMIANS APP
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° 180° 360° 90° 0° 180° 360° 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Vertically and parallel Vertically and perpendicular Horizontally and perpendicular Horizontally and parallel Vertically and parallel Vertically and perpendicular Horizontally and perpendicular Horizontally and parallel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ω/ωn is Greater than 2 Equal to 2 Less than 2 Equal to 1 Greater than 2 Equal to 2 Less than 2 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
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