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Which of the following bearing is preferred for oscillating conditions
- a)double row roller bearing
- b)taper roller bearing
- c)sliding contact bearing
- d)needle roller bearing
Correct answer is option 'D'. Can you explain this answer?
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Verified Answer
Which of the following bearing is preferred for oscillating conditions...
Needle roller bearings are ideally suited for application involving oscillatory motion such as piston pin bearings, rocker arms and universal joint, They are also suitable for continuous rotation where the load is variable or intermittent.
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Which of the following bearing is preferred for oscillating conditions...
Needle roller bearings are preferred for oscillating conditions.
Oscillating conditions refer to applications where the bearing is subjected to alternating radial and axial loads, as well as rotational motion. These conditions can be found in various industrial applications such as machine tools, construction equipment, and automotive systems.
- Needle roller bearings have a high load-carrying capacity due to their large number of rolling elements (needles) compared to other types of bearings.
- They have a small cross-section and high stiffness, making them suitable for applications with limited space.
- Needle roller bearings have a high radial load capacity, which is important for withstanding the radial forces encountered in oscillating conditions.
- They can also accommodate axial loads in one direction.
- Needle roller bearings have low friction characteristics, resulting in reduced energy consumption and improved efficiency.
- They provide excellent rotational accuracy and can handle high speeds.
- Needle roller bearings have a long service life and require minimal maintenance.
- The needle rollers distribute the load evenly, reducing stress concentration and improving the bearing's ability to handle oscillating loads.
- The small cross-section of needle roller bearings allows for compact designs, making them suitable for applications where space is limited.
- The low friction characteristics of needle roller bearings result in reduced heat generation and improved operating efficiency.
- Needle roller bearings can accommodate misalignment between the shaft and housing, which is common in oscillating applications.
- They can handle high speeds and provide reliable performance even under demanding operating conditions.
In summary, needle roller bearings are preferred for oscillating conditions due to their high load-carrying capacity, compact design, low friction, and ability to handle misalignment. These characteristics make them suitable for various industrial applications where oscillating loads and limited space are present.
Explanation:
Oscillating conditions refer to applications where the bearing is subjected to alternating radial and axial loads, as well as rotational motion. These conditions can be found in various industrial applications such as machine tools, construction equipment, and automotive systems.
Characteristics of needle roller bearings:
- Needle roller bearings have a high load-carrying capacity due to their large number of rolling elements (needles) compared to other types of bearings.
- They have a small cross-section and high stiffness, making them suitable for applications with limited space.
- Needle roller bearings have a high radial load capacity, which is important for withstanding the radial forces encountered in oscillating conditions.
- They can also accommodate axial loads in one direction.
- Needle roller bearings have low friction characteristics, resulting in reduced energy consumption and improved efficiency.
- They provide excellent rotational accuracy and can handle high speeds.
- Needle roller bearings have a long service life and require minimal maintenance.
Advantages of needle roller bearings in oscillating conditions:
- The needle rollers distribute the load evenly, reducing stress concentration and improving the bearing's ability to handle oscillating loads.
- The small cross-section of needle roller bearings allows for compact designs, making them suitable for applications where space is limited.
- The low friction characteristics of needle roller bearings result in reduced heat generation and improved operating efficiency.
- Needle roller bearings can accommodate misalignment between the shaft and housing, which is common in oscillating applications.
- They can handle high speeds and provide reliable performance even under demanding operating conditions.
In summary, needle roller bearings are preferred for oscillating conditions due to their high load-carrying capacity, compact design, low friction, and ability to handle misalignment. These characteristics make them suitable for various industrial applications where oscillating loads and limited space are present.
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Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer?
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Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer?.
Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following bearing is preferred for oscillating conditionsa)double row roller bearingb)taper roller bearingc)sliding contact bearingd)needle roller bearingCorrect answer is option 'D'. Can you explain this answer?.
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