What Are The Functions Of A Bearing?

What Are The Functions Of A Bearing?
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1 Answer

Answer :

 To guide the shaft.
 To support the shaft.
 To give free rotation to the shaft.
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Related questions

Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of (A) Cohesion only (B) Angle of internal friction only (C) Both cohesion and angle of internal friction (D) None of the above

Description : Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of (A) Cohesion only (B) Angle of internal friction only (C) Both cohesion and angle of internal friction (D) None of the above

Last Answer : (B) Angle of internal friction only

A screw jack has 4 threads per inch. The mean radius of the thread is 2.338 inches. The mean diameter of the bearing surface under the cap is 3.25 inches. What is the turning moment required to raise the bload of 150 kg ( a.5.61 kg-inch b.50.6 kg-inch c.107 dynes d.30.3 kg-inch e.23.6 kg-inch

Description : A screw jack has 4 threads per inch. The mean radius of the thread is 2.338 inches. The mean diameter of the bearing surface under the cap is 3.25 inches. What is the turning moment required to raise the bload of 150 kg ( a.5.61 kg-inch b.50.6 kg-inch c.107 dynes d.30.3 kg-inch e.23.6 kg-inch

Last Answer : b. 50.6 kg-inch

Moment of Inertia of triangular section about an axis passing through its base is given by a.bh3/12 b.bh3/32 c.bh3/36 d.None of the above e.Tapered bearing

Description : Moment of Inertia of triangular section about an axis passing through its base is given by a.bh3/12 b.bh3/32 c.bh3/36 d.None of the above e.Tapered bearing

Last Answer : a. bh3/12

A mass of 5 kg moves on a smooth horizontal plane with a speed of 8 m/s attached to a fixed point on the plane by a string of length 4m. Tension in the string is a.785 b.80N c.392.4N d.None of the above e.Tapered bearing

Description : A mass of 5 kg moves on a smooth horizontal plane with a speed of 8 m/s attached to a fixed point on the plane by a string of length 4m. Tension in the string is a.785 b.80N c.392.4N d.None of the above e.Tapered bearing

Last Answer : b. 80N

A man pulls a cart with 100 N force from rest with an acceleration of 10 m/sec2 for 10 seconds. The work done by him is a.500 KJ b.50.96 KJ c.101.92 KJ d.None of the above e.Tapered bearing

Description : A man pulls a cart with 100 N force from rest with an acceleration of 10 m/sec2 for 10 seconds. The work done by him is a.500 KJ b.50.96 KJ c.101.92 KJ d.None of the above e.Tapered bearing

Last Answer : a. 500 KJ

Power required for a train weighing 200 Mg to move at a uniform speed of 60 Kmph up an incline of 1 in 200 is (Resistance due to friction is negligible) a.16.67 KW b.163.5 KW c.1000 KW d.9810 KW e.Tapered bearing

Description : Power required for a train weighing 200 Mg to move at a uniform speed of 60 Kmph up an incline of 1 in 200 is (Resistance due to friction is negligible) a.16.67 KW b.163.5 KW c.1000 KW d.9810 KW e.Tapered bearing

Last Answer : b. 163.5 KW

A man lifts a stone weighting 300 g from the ground to a height of 2m and throws it horizontally with a velocity of 6 m/sec. The work done by the man is a.7.686 J b.11.286 J c.5.886 J d.8.343 J e.Tapered bearing

Description : A man lifts a stone weighting 300 g from the ground to a height of 2m and throws it horizontally with a velocity of 6 m/sec. The work done by the man is a.7.686 J b.11.286 J c.5.886 J d.8.343 J e.Tapered bearing

Last Answer : b. 11.286 J

Which of the following bearing will have least coefficient of friction a.Single ball bearing b.Cylinderical roller bearing c.Self aligury bearing d.Thrust ball bearing e.Tapered bearing

Description : Which of the following bearing will have least coefficient of friction a.Single ball bearing b.Cylinderical roller bearing c.Self aligury bearing d.Thrust ball bearing e.Tapered bearing

Last Answer : e. Tapered bearing

Work done by a body of mass 100 kg moving along a circular path of radius 2 m with a uniform velocity of 10 m/sec is a.5000 J b.2500 J c.509.68 J d.None of the above e.Tapered bearing

Description : Work done by a body of mass 100 kg moving along a circular path of radius 2 m with a uniform velocity of 10 m/sec is a.5000 J b.2500 J c.509.68 J d.None of the above e.Tapered bearing

Last Answer : d. None of the above

M.I. of sphere of 0.5 m radius about a mutually perpendicular axis (Z-axis) when its M.I. about X-axis and Y-axis are 50 kgm2 and 50 kgm2 is a.50 Kgm2 b.Tapered bearing c.100 Kgm2 d.25 Kgm2 e.12.5 Kgm2

Description : M.I. of sphere of 0.5 m radius about a mutually perpendicular axis (Z-axis) when its M.I. about X-axis and Y-axis are 50 kgm2 and 50 kgm2 is a.50 Kgm2 b.Tapered bearing c.100 Kgm2 d.25 Kgm2 e.12.5 Kgm2

Last Answer : a. 50 Kgm2

Minimum horsepower of pump required for filling 50m3 water tank, 20 metres high from ground in 30 minutes by lifting water from a well 5 metres below the ground level is a.5.45 KW b.7.5 KW c.6.81 KW d.Tapered bearing e.66.8 KW

Description : Minimum horsepower of pump required for filling 50m3 water tank, 20 metres high from ground in 30 minutes by lifting water from a well 5 metres below the ground level is a.5.45 KW b.7.5 KW c.6.81 KW d.Tapered bearing e.66.8 KW

Last Answer : c. 6.81 KW

What Are The Advantages Of Anti-friction Bearing Over A Friction Bearing?

Description : What Are The Advantages Of Anti-friction Bearing Over A Friction Bearing?

Last Answer :  For reducing wear and tear.  For saving the power consumption.  For easy setup.  For smooth running of machine.  For running at slow and high speed carrying light and heavy loads.

What Is Journal Bearing And Mention Its Use?

Description : What Is Journal Bearing And Mention Its Use?

Last Answer : It is a split bearing having two halves which are made of brass, gun metal, etc. Its outer ends have collar on both sides. IT is fitted in the housing generally made of cast iron. It is used where the supporting pressure of the bearing is at right angle to the shaft axis.

What Is The Application Of White Metal Bearing?

Description : What Is The Application Of White Metal Bearing?

Last Answer : It is generally used on high speed with light load because its bearing metal controls the heat.

What Is The Use Of Taper Roller Bearing?

Description : What Is The Use Of Taper Roller Bearing?

Last Answer : A taper roller bearing is used to carry heavy loads because it has taper rollers instead of plain cylindrical rollers.

Why Is The Bearing Tinned Before Refilling?

Description : Why Is The Bearing Tinned Before Refilling?

Last Answer : While removing the damaged lining it helps to melt the lining at low temperature and it helps to spread over the molten metal on the bearing surface.

What Does Bearing Service Manufacture?

Description : What Does Bearing Service Manufacture?

Last Answer : Bearing Service is a distributor. We do not manufacture the products we sell, but our shops can machine, fabricate, and customize a variety of products to meet your maintenance needs.

Will A Stainless Steel Bearing Protect Against Rust?

Description : Will A Stainless Steel Bearing Protect Against Rust?

Last Answer : Not to the extent you might think. Stainless steel is not rust proof. It is corrosion resistant and will rust in corrosive environments over time, but at a much slower rate than chrome alloy steel.

If My Work Space Is Dirty, How Can I Take Care To Install A New Bearing Without Messing It Up From The Git-go?

Description : If My Work Space Is Dirty, How Can I Take Care To Install A New Bearing Without Messing It Up From The Git-go?

Last Answer : It's understandable, after you've taken the time and care to properly store your bearings, that you would want to be sure to install them in a clean environment. But, that's tricky. Clean ... early failure. And, remember bearings should not be washed, except for oil mist or circulating oil system.

How Can I Determine If A Bearing Is Failing?

Description : How Can I Determine If A Bearing Is Failing?

Last Answer : Three main indicators – excessive noise, heat, and/or vibration. If these are present more than expected, you can be pretty certain that a bearings is failing.

Can Seals Be Used In Place Of Shields On A Ball Bearing?

Description : Can Seals Be Used In Place Of Shields On A Ball Bearing?

Last Answer : Not if you want to avoid problems. A shield provides a clearance between the inner and outer race, whereas a seal is attached to the inner race and could cause problems rubbing on the inner race, depending on the speed, heat, and starting torque of the machine.

If You Have A New Bearing That Has Been Used, But Is Pretty Dirty, What Can You Do To Use It Again?

Description : If You Have A New Bearing That Has Been Used, But Is Pretty Dirty, What Can You Do To Use It Again?

Last Answer : Hand wash, and try not to spin it. Never wash double shield bearings, only wipe them off then apply lubricant before wrapping and storing.

What Is A Combination Thrust And Radial Bearing?

Description : What Is A Combination Thrust And Radial Bearing?

Last Answer : This unit has the ends of the Babbitt bearing extended radically over the end of the shell. Collars on the rotor face these thrust pads, and the journal is supported in the bearing between the thrust collars.

What Is The Function Of A Thrust Bearing?

Description : What Is The Function Of A Thrust Bearing?

Last Answer : Thrust bearings keep the rotor in its correct axial position.

is a circular concave revolving steel plate using for cutting and inverting the soil. a. Gang bolt. c. Disc b. Bearing d. None

Description : is a circular concave revolving steel plate using for cutting and inverting the soil. a. Gang bolt. c. Disc b. Bearing d. None

Last Answer : Bearing 

is essential to counter act the and thrust of gang due to soil thrust. a. Gang c. Spacer b. Bearing. d. Gang bolt

Description : is essential to counter act the and thrust of gang due to soil thrust. a. Gang c. Spacer b. Bearing. d. Gang bolt

Last Answer : Bearing.

The flanked tube mounted on the gang bold between every two disc to prevent the lateral movement of the disc on the shaft is called............ a. Bearing. c. Gang bolt b. Gang. d. Spool

Description : The flanked tube mounted on the gang bold between every two disc to prevent the lateral movement of the disc on the shaft is called............ a. Bearing. c. Gang bolt b. Gang. d. Spool

Last Answer : Spool

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Description : A lever, which operates the gang mechanism of the disk harrow, is called the i. Spanners lever. c) spacer lever ii. Gang control lever. d) Bearing lever

Last Answer : Gang control lever

Each set of discs that are mounted on a common shaft is called as i. Spool. c) Bearing ii. Gang. d) Gang control

Description : Each set of discs that are mounted on a common shaft is called as i. Spool. c) Bearing ii. Gang. d) Gang control

Last Answer : Gang

is essential to counter act the end thrust of gang due to soil thrust.. A) Spool. C ) Gang B) Bearing. D) Gang bolt

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The lateral movement of disc on shaft is called as A) Spool. C) Gang B) Bearing D) Gear

Description : The lateral movement of disc on shaft is called as A) Spool. C) Gang B) Bearing D) Gear

Last Answer : Spool

Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned

Description : Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned

Last Answer : b.CNC

The software that is used to control the computer’s work flow, organize its data andperform housekeeping functions is known as a.operating software b.graphics software c.application software d.programming software

Description : The software that is used to control the computer’s work flow, organize its data andperform housekeeping functions is known as a.operating software b.graphics software c.application software d.programming software

Last Answer : a.operating software

are used to express the geometry or shape of theelement a.Mode shapes b.Shape functions c.Natural curves d.None of the above

Description : are used to express the geometry or shape of theelement a.Mode shapes b.Shape functions c.Natural curves d.None of the above

Last Answer : b.Shape functions

What Are The Functions Of Gears?

Description : What Are The Functions Of Gears?

Last Answer :  To change the direction of rotation  To change the speed.  To change the plane directions.  To transmit power.  To give positive drive.

The battery has following three major functions to perform: a) To provide a source of current for engine starting, lighting and use of horn. b) To help control the voltage in the electrical system. c) To store the current produced by dynamo/alternator and to furnish the current d) all of the above. Ans. d

Description : The battery has following three major functions to perform: a) To provide a source of current for engine starting, lighting and use of horn. b) To help control the voltage in the electrical system. c ... the current produced by dynamo/alternator and to furnish the current d) all of the above. Ans. d

Last Answer : ans d

Functions of mold board plough a. Cutting the furrow slice. c) body to yoke b. Increase the depth of operation. d) length of the beam

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Functions of seed drill machine . g. To carry the seeds h. To open furrow to an uniform depth i. To cover the seeds and compact the soil around the seed j. All of the above

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Last Answer : All of the above

For which of the following substances, the internal energy and enthalpy are the functions of temperature only  (a) any gas  (b) saturated steam  (c) water  (d) perfect gas  (e) superheated steam.

Description : For which of the following substances, the internal energy and enthalpy are the functions of temperature only  (a) any gas  (b) saturated steam  (c) water  (d) perfect gas  (e) superheated steam.

Last Answer : Answer : d

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Description : Heat and work are  (a) point functions  (b) system properties  (c) path functions  (d) intensive properties  (e) extensive properties.

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Description : Properties of substances like pressure, temperature and density, in thermodynamic coordinates are  (a) path functions  (b) point functions  (c) cyclic functions  (d) real functions (e) thermodynamic functions.

Last Answer : Answer : b