In flat pivot bearing the total moment of friction force______.

Related MCQs

• A conical pivot supports a load of 20 kN, and its semicone angle is 41.81 degree. The friction coefficient is 0.06 and shaft runs at 200 rpm. The torque required to overcome friction and power lost in friction is
• A flat footstep bearing 10 cm radius supports a load of 3 kN. The shaft runs at 600/π r.p.m. and co-efficient of friction is 0.1.The friction torque and frictional power in watts with uniform pressure are respectively.
• A flat footstep bearing 10 cm radius supports a load of 3 kN. The shaft runs at 600/π r.p.m. and co-efficient of friction is 0.1. The friction torque and frictional power in watts with uniform wear are respectively.
• Torque required to overcome the friction between shaft and bearing surface in case of multiple flat collar bearing is ___________.
• A flat foot step bearing 20 cm in diameter supports a load of 2500 kgf. The shaft is running at 420 rpm and the co-efficient is 0.09. The power lost in overcoming friction at the bearing, will be equal to ___.
• Torque required to overcome the friction between shaft and bearing surface in case of multiple flat collar bearing is ___________.
• A thrust bearing having collars of external and internal diameter as 40 cm and 20 cm respectively, carries an axial load of 3000 N. The co-efficient of friction is 0.09 and shaft runs at 420 rpm. The power lost in friction is to be determined. The corresponding value of friction torque would be ____.
• In a band brake 'a' is perpendicular distance between slack side and pivot point and 'b' is perpendicular distances between tight side and pivot point. If applied force is downwards then ___.
• The ratio of friction torque transmitted for uniform pressure to frictional torque transmitted for uniform wear in case of flat pivot, is equal to_______.
• In case of flat pivot bearing,the rubbing velocity is _________.