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Which one of the following is the correct statement?
The consequence of a slight increase in the centre distance between two mating involute gears is that.
- a)The law of gearing is not satisfied perfectly
- b)Interference occurs
- c)Pressure angle increases ,
- d)Pressure angle decreases
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Which one of the following is the correct statement?The consequence of...
Interference in involute gear can be avoided by increasing the centre distance. Interference can also be eliminated by increasing the pressure angle.
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Which one of the following is the correct statement?The consequence of...
Understanding Gear Relationships
In gear systems, the center distance between two mating gears is critical to their performance. When this distance slightly increases, it affects the geometry of the gears.
Consequences of Increased Center Distance
- Law of Gearing: When center distance is increased, the law of gearing, which ensures that the gears rotate smoothly and maintain a constant angular velocity ratio, may not be perfectly satisfied. However, this is not the primary consequence.
- Interference: Interference occurs when the teeth of two gears collide, which is not directly related to a slight increase in center distance; rather, it is typically associated with smaller center distances.
- Pressure Angle: The pressure angle is the angle between the line of action and the line tangent to the pitch circles of the gears. When the center distance increases, the effective angle at which the gears engage changes, resulting in an increase in the pressure angle.
Why Option C is Correct
- Increased Pressure Angle: As the center distance increases:
- The tooth profile's geometry changes.
- The gears engage at a steeper angle.
- This leads to a higher pressure angle, which can affect the load-carrying capacity and efficiency of the gear system.
In summary, when the center distance between two mating involute gears increases slightly, the pressure angle increases, which is the correct and significant consequence of this change in distance.
In gear systems, the center distance between two mating gears is critical to their performance. When this distance slightly increases, it affects the geometry of the gears.
Consequences of Increased Center Distance
- Law of Gearing: When center distance is increased, the law of gearing, which ensures that the gears rotate smoothly and maintain a constant angular velocity ratio, may not be perfectly satisfied. However, this is not the primary consequence.
- Interference: Interference occurs when the teeth of two gears collide, which is not directly related to a slight increase in center distance; rather, it is typically associated with smaller center distances.
- Pressure Angle: The pressure angle is the angle between the line of action and the line tangent to the pitch circles of the gears. When the center distance increases, the effective angle at which the gears engage changes, resulting in an increase in the pressure angle.
Why Option C is Correct
- Increased Pressure Angle: As the center distance increases:
- The tooth profile's geometry changes.
- The gears engage at a steeper angle.
- This leads to a higher pressure angle, which can affect the load-carrying capacity and efficiency of the gear system.
In summary, when the center distance between two mating involute gears increases slightly, the pressure angle increases, which is the correct and significant consequence of this change in distance.
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Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer?.
Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer?.
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Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of Which one of the following is the correct statement?The consequence of a slight increase in the centre distance between two mating involute gears is that.a)The law of gearing is not satisfied perfectlyb)Interference occursc)Pressure angle increases ,d)Pressure angle decreasesCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an
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