Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Textbook Question
Chapter 21, Problem 1MC
The indicator needle on a speedometer is held to the zero position by.
- magnetic force
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Chapter 21 Solutions
Automotive Technology
Ch. 21 - What is the purpose of an IVR?Ch. 21 - Explain how an air-core gauge works.Ch. 21 - What are two ways to provide input for the...Ch. 21 - Describe the two types of instrument panel...Ch. 21 - What is the device found in some fuel tanks to...Ch. 21 - What is the correct way to check a coolant...Ch. 21 - What type of sending unit is typically used to...Ch. 21 - What is the major difference between an indicator...Ch. 21 - True or False? A driver information center...Ch. 21 - True or False? The ABS lamp turns on whenever the...
Ch. 21 - The indicator needle on a speedometer is held to...Ch. 21 - Which of the following uses a permanent magnet and...Ch. 21 - What type of memory is used to store the...Ch. 21 - Which of the following is not a true statement...Ch. 21 - Which of the following statements about oil gauge...Ch. 21 - While discussing what the maintenance reminders...Ch. 21 - None of the engines gauges works: Technician A...Ch. 21 - The oil pressure light stays on whenever the...Ch. 21 - A digital speedometer constantly reads 0 mph:...Ch. 21 - All gauges operate but read lower than normal:...Ch. 21 - When testing an engine temperature sensor:...Ch. 21 - The coolant temperature gauge stays low (cold)...Ch. 21 - While discussing the instrumentation on a Toyota...Ch. 21 - The TPM warning lamp is lit: Technician A says...Ch. 21 - The yellow electronic throttle control warning...
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- What are the measurements of the cargo vesselarrow_forwardWhich of the following statement is correct Select one: Friction causes objects to slip down Friction causes objects to slow down Friction causes objects to break down Friction causes objects to move at small forcearrow_forwardWhich of the following is an example of fluid statics O Water fall Water moving through a pipeline O Water stored in a tank O Windarrow_forward
- You can use a lever to increase force, distance, and speed. true or false just put answerarrow_forwardWhich of the following statement is correct Select one: Friction is good at smooth surfaces Friction is high for rough surfaces Friction is zero for smooth surfaces Fiction is very bad at rough surfacesarrow_forwardThe rate of change of viscosity with temperature is known as viscosity index and high viscosity index means oil will remain the same over a wide range of temperatures, Select one: True Falsearrow_forward
- To convert gauge pressure to absolutearrow_forward1. Which of the following statements is true about vertical speed indicator (VSI) and pressure? Select one: a.VSI readings are accurate at level flight since the case pressure matches the diaphragm pressure b.VSI readings are accurate during climb since the case pressure matches the diaphragm pressure c.VSI readings are accurate during descent since the case pressure matches the diaphragm pressure d.VSI readings are not sensitive to changes in case and diaphragm pressures 2. Consider a converging nozzle with a low velocity at the inlet and sonic velocity at the exit plane. Now the nozzle exit diameter is reduced by half while the nozzle inlet temperature and pressure are maintained the same. The nozzle exit velocity will Select one: a. go down to one-fourth b. double c. quadruple d. remain the samearrow_forwardWhich statement is true in the case of the term "Range". The minimum and maximum values the instrument is designed to measure Is closely related to accuracy and output reading of an instrument is linearly proportional to the quantity being measured. Is not related to accuracy and define the maximum error of the measuring instrument during measurement process. Is closely related to accuracy and define the minimum and maximum values an instrument is designed to measure.arrow_forward
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