Bissoy.com
Doctors Medicines MCQs Q&A

The interference may only be avoided if the addendum circles of the two mating gears cut the common tangent to the base circles between the points of tangency.

The interference may only be avoided if the addendum circles of the two mating gears cut the common tangent to the base circles between the points of tangency. Correct Answer True

Related Questions

Interference in a pair of gears is avoided, if the addendum circles of both the gears intersect common tangent to the base circles within the points of tangency.
Which of the following statements are correct for mating gears with involute profiles? 1. The pressure angle, from the start of the engagement to the end of the engagement, remains constant. 2. The pressure angle is maximum at the beginning of the engagement, reduces to zero at pitch point, starts decreasing and again becomes maximum at the end of the engagement. 3. The face and flank of the teeth are generated by a single curve and the normal to this curve at any point is tangent to the base circle of the gear. 4. The centre distance for a pair of mating gears can be varied within limits without altering the velocity ratio. Select the correct answer using the code given below.
Which of the following statements are correct for mating gears with involute profiles? (i) The pressure angle, from the start of the engagement to the end of the engagement, remains constant. (ii) The pressure angle is maximum at the beginning of the engagement, reduces to zero at pitch point, starts decreasing and again becomes maximum at the end of the engagement. (iii) The face and flank of the teeth are generated by a single curve and the normal to this curve at any point is tangent to the base circle of the gear. (iv) The centre distance for a pair of mating gears can be varied within limits without altering the velocity ratio. Select the correct answer using the code given below.
Consider the following modifications regarding avoiding the interference between gears: 1. The centre distance between meshing gears be increased 2. Addendum of the gear be modified 3. Teeth should be undercut slightly at the root 4. Pressure angle should be increased 5. Circular pitch be increased Which of these are effective in avoiding interference?
Length of direct common tangent of two circles of radius 22 cm and 2 cm is 15 cm. Which of the statements is correct? A. Length of transverse common tangent of those two circles is 20 cm. B. Distance between centers of two circle is 3√89 cm.
The distance between the centres of two circles is 24 cm. If the radius of the two circles are 4 cm and 8 cm, then what is the sum of the lengths (in cm) of the direct common tangent and the transverse common tangent?
The radii of two circles are 3 cm and 4 cm. The distance between the centres of the circles is 10 cm. What is the ratio of the length of direct common tangent to the length of the transverse common tangent?
Two circles touch each other at point X. A common tangent touches them at two distinct points Y and Z. If another tangent passing through X cut YZ at A and XA = 16 cm, then what is the value (in cm) of YZ?
Two circles touch each other at point X. A common tangent touch them at two distinct points Y and Z. If another tangent passing through X cut YZ at A andXA= 16 cm, then what is the value (in cm) of YZ?
Two 20° involute spur gears have a module of 12 mm. The addendum is equal to 1.5 module. If the larger gear has 40 teeth and the pinion has 20 teeth, find the pressure angle at which interference can be avoided.