Description : Cotter joints is used for transforming rotating torque. A. True B. False
Last Answer : B. False
Description : Cotter joints is used for transforming........... A. Axial compressive load B. Axial tensile load C. Axial tensile or compressive load D. Twisting load
Last Answer : C. Axial tensile or compressive load
Description : Cotter joint is going to be use to connect the two rods for torque transmission purpose. a) True b) False
Last Answer : b) False
Description : Cotter joint can be used to connect two rods for torque transmission purpose. true /false. a) True b) False
Description : Cotter joint can be used to connect two rods for torque transmission purpose. a) True b) False
Description : A knuckle joint is unsuitable for two rotating shafts, which transmit torque a) True b) False
Last Answer : a) True
Description : Within the external combination engine, a piston rod is usually connected to the cross head by means of....... A. Cotter joints B. Universal joints C. Knuckle joint D. Bearing
Last Answer : A. Cotter joints
Description : Cotter joints is connected two ......... roads. A. Co - axial B. Parallel C. Perpendicular D. Inclined
Last Answer : A. Co - axial
Description : The joints between link of a suspension bridge, which of the following joints used.. A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Last Answer : B. Knuckle joint
Description : Forked - pin joints is also called as... A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Description : In steam engine, the piston rod is usually connected to the cross head by means of a....... A. Cotter joints B. Universal joints C. Knuckle joint D. Bearing
Description : Cotter joint is used in bicycle to join pedal with sprocket wheels. A. True B. False
Last Answer : A. True
Description : Cotter joint is a permanent fastening. a) true b) false
Last Answer : b) false
Description : Cotter joint is connected to parallel roads . A. True B. False
Description : Can the cotter joint be used to connect slide spindle and fork of valve mechanism? a) True b) False
Description : The principle of wedge action is used in cotter joint. a) True b) False
Description : When the torque required by the machine is more than the torque supplied by the motor, the flywheel is (A) Accelerated (B) Retarded (C) Rotating with constant speed (D) Any of the above
Last Answer : (B) Retarded
Description : Assertion (A): In hydrodynamic journal bearings, the rotating journal is held in floating condition by the hydrodynamic pressure developed in the lubricant. Reason (R): Lubricant flows in a converging-diverging channel. [IES-1994] ... A (c) A is true but R is false (d) A is false but R is true
Last Answer : (a) Both A and R are individually true and R is the correct explanation of A
Description : Assertion (A): In steady rotating condition the journal inside a hydrodynamic journal bearing remains floating on the oil film. [IES-2008] Reason (R): The hydrodynamic pressure developed in steady rotating conditions in journal ... A (c) A is true but R is false (d) A is false but R is true
Last Answer : (a) Both A and R are true and R is the correct explanation of A
Description : A coupling is a mechanical device that temporarily joins two rotating shafts to each other. a) True b) False
Description : Shaft is rotating machine element. A. True B. False
Description : Keyed joints never lead to stress concentration on shafts. a) True b) False
Description : Teflon can be used for manufacturing of knuckle joints. A. True B. False
Description : Threaded joints are non-separable joints. a) True b) False
Description : Entire torque is transmitted by friction in the clamp coupling. a) True b) False
Description : Axle is frequently used in torque transmission. a) True b) False
Description : Saddle key is transmit power or torque through friction resistant only A. True B. False
Description : A cotter joint is used to connect two __________ rods. A. Co-axial B. Perpendicular C. Parallel D. None of these
Last Answer : A. Co-axial
Description : The taper on cotter and slot is fomed on both the location is agreed or not.. a) agree b) disagree
Last Answer : b) disagree
Description : Cotter joint is employed when the members are subjected to which sort of stresses? a) Axial tensile b) Axial compressive c) Axial tensile or compressive d) None of the above
Last Answer : c) Axial tensile or compressive
Description : Which of the subsequent must not be a section of cotter joint? a) Socket b) Spigot c) Cotter d) Collar
Last Answer : d) Collar
Description : The split - pin is used in... A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Description : To joining the links of a bicycle chain which of the following joint is used. A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Description : The valve rod connected in steam engine by using.. A. Cotter joint B. Knuckle joint C. Universal coupling D. Bolted joint
Description : Taper on Cotter is varies from A. 1 in 15 to 1 in 12 B. 1 in 20 to 1 in 15 C. 1 in 25 to 1 in 20 D. 1 in 48 to 1 in 24
Last Answer : D. 1 in 48 to 1 in 24
Description : The draw of cotter should not be more than the........ A. 3 mm B. 4 mm C. 5 mm D. 6 mm
Last Answer : A. 3 mm
Description : Taper is made cotter and slot on both the side. A. Yes B. No
Last Answer : B. No
Description : Which of the following is not a part of cotter joint? a) Socket b) Spigot c) Cotter d) Collar
Description : Cotter joint is used when the members are subjected to which type of stresses? a) Axial tensile b) Axial compressive c) Axial tensile or compressive d) None of the mentioned
Description : Which of the following are not true for petroff’s equation? a) Shaft is considered concentric with the bearing b) Bearing is subjected to light load c) Is used to find coefficient of friction d) Frictional torque is given by fpr2l
Last Answer : d) Frictional torque is given by fpr2l
Description : Calculate the bearing life if expected life for 90% bearings is 9000 hr and the shaft is rotating at 1500 rpm. (a) 850 million rev (b) 810 million rev (c) 810 hr (d) 850 hr
Last Answer : (b) 810 million rev
Description : The static load is defined as the load acting on the bearing when the shaft is _____. (a) stationary (b) rotating at rpm
Last Answer : (a) stationary
Description : Which one of the following parts of a ball bearing is mounted on the rotating shafts and tends to rotate the shaft? (a) Inner race (b) Outer race (c) Rolling element (d) Cage
Last Answer : (a) Inner race
Description : Consider the following statements: [IES 2007] For a journal rotating in a bearing under film lubrication conditions, the frictional resistance is- 1. Proportional to the area of contact 2. Proportional to the viscosity of lubricant 3. ... 4 (b) 1 and 4 only (c) 2, 3 and 4 only (d) 2 and 3 only
Last Answer : (a) 1, 2, 3 and 4