Answered: transmission efficiency of the worm

Engineering

Mechanical Engineering

transmission efficiency of the worm

Automotive Technology: A Systems Approach (MindTap Course List)

6th Edition

ISBN:9781133612315

Author:Jack Erjavec, Rob Thompson

Publisher:Jack Erjavec, Rob Thompson

Chapter38: Manual Transmissions And Transaxles

Section: Chapter Questions

Problem 6ASRQ: Technician A says that in a conventional transmission, the speed gears freewheel around the...

See similar textbooks

Related questions

Q: 4. Calculate the gear ratio for a planetary gear system if NL = 90, NF 80, N2 = 40, N3 = 40. %3D

Q: The coefficient of efficiencies between different transmission elements are not usually at the same…

A: The coefficient of efficiency (also termed as energy efficiency ratio) is defined as the ratio of…

Q: ) Evaluate the conditions needed for an epicyclic gear train to become a differential, and show how…

A: part c)differential is a gear train with three shaft that has the property that the rotational speed…

Q: Speed of gear is 300 rpm, speed of pinion is 1200 rpm. What is transmission ratio of this gear set?…

A: Write the expression for the transmission ratio of the gear ratio. Here, NG represents the speed of…

Q: bevel ring gear Q.1 State the purpose of the differential. derential gear (sde gear) diferential…

A: Solution: To Find: (a) Purpose of the differential. (b) (c)

Q: Two identical involute, spur gears are in mesh. The module is 4 mm and each gear has 22 teeth If the…

A: Given data: m=4 mmN=22ϕ=20° Need to determine minimum value of addendum needed to ensure continuous…

Q: 1: Two spure gears are engaged. The large one has Pd=5, D= 10 inch. The speed ratio is (2), ø = 20°.…

A: Circular pitch- it is the distance measured along the circumference of the pitch circle from a point…

Q: what is the speed and torque if the driven gear is 12 and the drive gear is 36

A: Given data: Number of teeth in Driver gear TA = 36 Number of teeth in Driven gear TB = 12

Q: A synchroniser does all the following except 1) preventing gear clash during shifting 2) using…

A: Solution:

Q: On a spur gear tooth, for correct action, contact is allowed at any point between the pitch circle…

Q: Evaluate the conditions needed for an epicyclic gear train to become a differential, and show how a…

A: Gears are used to transmit motion from one shaft to another or between a shaft and a slide. An…

Q: Identify different types of teeth which are across a gear - one is known as a spur or 'straight cut'…

A: Solution: To Find: (a) Identify the types of Teeth on the respective gears. (b) Need of respective…

Q: Discuss the difference between simple gear train and compound gear train ..

A: Gears:- Gears are toothed wheels which are used to transmit or alter motion, velocity, force and…

Q: A two-start worm gear that is rotating at 800 rpm drives a 26-tooth worm gear. The worm gear has a…

A: For a two-start worm gear that is rotating at 800 rpm drives a 26-tooth worm gear with a coefficient…

Q: Q5 The purpose of the idler gear in a gear train is:- * To connect gears where a large center…

A: Explanation : An idler gear is a gear wheel that is placed between two or more other gear (driver…

Q: Questions and discussions 1- Explain two industrial applications of the spiroid gears. 2- Find gear…

Q: Technician A says that a hunting gearset is one inwhich one drive pinion gear tooth contacts only…

Q: Mcq: the main type of stress in gear tooth is ? A-shear stress B-tensile stress C-bending and…

A: These questions are based on the concept of Gear and mode of gear failure.

Q: What is the final output RPM of the 64-tooth gear? What is the final output Torque supplied by the…

Q: Define the motion of the last gear in a transmission that has even number of gears as well as the…

A: Consider the diagram as shown below for the even number of gears.

Q: State two advantages of a compound gear train over a simple gear train

A: Given: One gear train is simple gear train and other gear train is compound gear train. Determine:…

Q: he worm is transmitting 5 kW pou e worm wheel. The coefficient of the normal pressure angle is 20°.…

Q: what occurs in a differential during cornering? a. the inside axle side gear turns faster than the…

A: In a differential during cornering, the outside axle side gear turns faster than the outer axle side…

Q: For the given statements: Mating spur gear teeth is an e pair A revolute inint is an examp

A: Because the upper pair has a line or point contact whereas the lower pair has a surface or area…

Q: Which one of the following is the correct statement ? The consequence of a slight increase in the…

A: Basics of Gears.

Q: You have engaged in open discussion in which you have to evaluate the conditions needed for an…

A: The work of differential is to provide different power to the different output shafts. This…

Q: Draw the Teeth (at least three) of a spur gear with the following parameters: No. of teeth = 18, PCD…

A: Write the parameters to draw the teeth of Spur gear. Number of teeth, z=18Module, m=PCDz=8.33…

Q: which type ot gears have point contact between two mating gears? olect the coect answer * Helical…

A: These questions are based on the concept of gears.

Q: what would cause a final drive noise that is heard only when cornering? a. Incorrect tooth pattern…

A: When cornering the noise produced due to the worn differential gears. Due to lack of lubrication the…

Q: Multiple choice quesions 1. Which of the following can be used for power transmission in…

A: Note: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts…

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

Q: 2. When inspecting a transaxle's gears, be Technician A says that a shiny wear pattern on the center…

A: Answer : When inspecting the Transaxle gear, which is correct -

Q: (a) What are the TWO (2) types of gear train and describe three practical applications of compound…

A: a) Two types of gear trains are, Simple gear train Compound gear train Simple gear train: A simple…

Q: gears il module is 4 and no

A: given:T1=25T2=75module m=4

Q: Which of the following apply to a mating set of spur gears: Select one: O a. Thrust is significant O…

A: Spur Gear: Teeth are straight and parallel to the axis of rotation. Option (b) is correct because in…

Q: Q2 (a) Explain TWO (2) key differences between spur gear and helical gear, and illustrate the…

A: To find: The key differences between spur and helical gear, and also illustrate the geometry of…

Q: Technician A says that a hunting gearset is one in which one drive pinion gear tooth contacts only…

Q: The coefficient of efficiencies between different transmission elements are not usually at the sa…

A: Coefficient of efficiency

Q: A gearbox is needed an exact 30:1 increase in speed while minimizing overall gearbox size. input and…

A: The gear ratio is defined as it is the ratio of number of driver gear rotations to the number of…

Q: ptor is driving án output shäft through å šinglê-štagê gears, as šh Input Gear, N1 Motor 'Ti To…

A: Net torque acting on the system will be zero so the sum of all the torque should be equal to zero.…

Q: Two spur gears are engaged with the angles of approach and recess as 23° and 17° respectively. What…

Q: Q2:- To avoid interference, the value of the addendum must be:- * None of these On the gear is less…

A: “Since you have posted multiple questions, we will solve the first question for you. To get the…

Q: Tech A says that if a noise is caused by a set of worn gears, it will normally be loudest in that…

A: The gears are the machine element that are used to transmit power and torque from one machine…

Q: Q1: Two spure gears are engaged. The large one has Pd=5, D= 10 inch. The speed ratio is (2), ø =…

A: Circular pitch - it is the distance measure along the circumference of the pitch circle that forms…

Q: Explain the operation principle of a differential system and how a differential system relates to…

A: Given Differential system To find Operation principle of differential principle Differential system…

Q: Q2+ State adantages of Gyeloidal Involute profile gear tooth pufile. as a

A: Advantages of the cycloidal gear tooth profile: There are some advantages of cycloidal gear tooth…

Q: Qta Two gears are engagedand The smalloneis driver and its dia. is (8). The speed ratio is (3:1 The…

A: Given Diameter of gear = 8" i =3:1 Power = 20 HP=14.914 kW N = 1500 rpm Yield stress = 300 MPa…

Q: 15. An epicyclic bevel gear train, as shown in Fig. 13.44, has fixed gear B meshing with pinion C.…

Q: The coefficient of efficiencies between different transmission elements are not usually at the same…

A: a). Efficiency is calculated as ratio of output power to the input power. Efficiency is less than…

Concept explainers

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.

Question

When the worm is active, in order to improve the transmission efficiency of the worm, it can_____.
A.Increase the number of worm heads B.Increase the number of worm gear teeth
C.Increase worm characteristic coefficient .D.Increase worm modulus

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

When a transmission is described as having two planetary gearsets in tandem, what does this mean?
Explain the operation principle of a differential system and how a differential system relates to epicyclic gear trains
Technician A says that side-bearing preload limits the amount the differential case is able to move laterally in the axle housing. Technician B says that adjusting backlash sets the depths of the mesh between the ring and pinion gears’ teeth. Who is correct?
Tech A says that if a noise is caused by a set of worn gears, it will normally be loudest in that gear while driving under a load. Tech B says that if the bearings on the input shaft, countershaft, or main shaft are worn, either front or rear, a growling noise will result when stopped in gear. Who is correct?
Explain the role of shift rails and shift forks in the operation of a transmission or transaxle.
Discuss the difference between simple gear train and compound gear train ..
Technician A says that a Simpson gearset is two planetary gearsets that share a common sun gear. Technician B says that a Ravigneaux gearset has two sun gears, two sets of planet gears, and a common ring gear. Who is correct? a.Technician A only b.Technician B only c.Both A and B d.Neither A or B
Technician A says that a hunting gearset is one in which one drive pinion gear tooth contacts only certain ring gear teeth, Technician B says that a partial nonhunting gearset is one in which one pinion tooth contacts only six ring gear teeth. Who is correct?
While discussing a Lepelletier system: Technician A says that two simple planetary gearsets are connected in tandem. Technician B says that these systems rely on various combinations of the planetary gears to obtain many forward gears. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor B
Technician A says that in a conventional transmission, the speed gears freewheel around the mainshaft until they are locked to it by the appropriate synchronizer. Technician B says that speed gears are an integral part of the countershaft assembly. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor B
Which of the following gear ratios indicates an over-drive condition? a. 2.15:1 b. 1:1 c. 0.85:1 d. None of the above
In a simple planetary gearset, when the planetary carrier is held, the gearset produces a______. a. reverse b. direct drive c. fast overdrive d. forward reduction