2) Activity 3: Skill-building Activi a.1.) What would a mobile robot most likely use to locate itself in a large vacant parking lot? (a) A capacitive proximity sensor with multiple RF beacons (b) A dynamic transducer with multiple IR beacons (c) An optical shaft encoder with multiple visible-light beacons (d) An acoustic direction finder with multiple ultrasonic beacons a.2.) At night, you can determine the location of a tomado near you using a (a) radar set. (b) sonar set. (c) fluxgate magnetometer. (d) capacitive proximity sensor. a.3.) Which of the following systems, if any, can use magnetic receptors and a microcomputer to sense the presence of, and detect changes in, an external magnetic field? (a) A capacitive proximity sensor (b) An epipolar navigator (a) A fluxgate magnetometer (b) The GPS (c) A synchro or selsyn (d) None of the above a.4.) Which of the following devices would you use to control and display the compass direction toward which a dish antenna points? (c) A synchro (d) A capacitive proximity sensor a.5.) An elastomer pad, considered as an object all by itself, has variable (a) conductance. (b) magnetic-field intensity. (c) sensitivity to ultrasound. (d) inductive reactance

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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answer 1,2,3, 4,5

2) Activity 3: Skill-building Activities
a.1.) What would a mobile robot most likely use to locate itself in a large vacant parking lot?
(a) A capacitive proximity sensor with multiple RF beacons
(b) A dynamic transducer with multiple IR beacons
(c) An optical shaft encoder with multiple visible-light beacons
(d) An acoustic direction finder with multiple ultrasonic beacons
a.2.) At night, you can determine the location of a tomado near you using a
(a) radar set.
(b) sonar set.
a.3.) Which of the following systems, if any, can use magnetic receptors and a microcomputer to sense the
presence of, and detect changes in, an external magnetic field?
(a) A capacitive proximity sensor
(c) A synchro or selsyn
(d) None of the above
(b) An epipolar navigator
a.4.) Which of the following devices would you use to control and display the compass direction toward
which a dish antenna points?
(a) A fluxgate magnetometer
(b) The GPS
(c) fluxgate magnetometer.
(d) capacitive proximity sensor.
a.5.) An elastomer pad, considered as an object all by itself, has variable
(a) conductance.
(b) magnetic-field intensity.
(a) loudness.
(b) frequency.
(c) A synchro
(d) A capacitive proximity sensor
a.6.) An azimuth-range radar display has a geometric configuration similar to that of
(a) an analog meter.
(c) an analog TV display.
(b) a digital bar graph meter.
(d) a polar-coordinate system.
a.7.) You can use sonar to measure sound
(a) the coil's motion within a magnetic field.
(b) the coil's motion within an electrostatic field.
(c) a DC voltage applied to the coil.
(d) changes in the capacitive reactance across the coil.
(c) sensitivity to ultrasound.
(d) inductive reactance
a.8.) In a dynamic pickup or microphone, incident sound waves cause AF current to flow in the coil as a
result of
(c) speed.
(d) None of the above
a.9.) A motor whose shaft rotates in discrete increments (not continuously) is called
(a) an incremental motor.
(c) a fractional motor.
(b) a stepper motor.
(d) a selsyn.
a.10.) A photoelectric proximity sensor might have trouble detecting
(a) a gray curtain.
(c) a red ball.
(b) a black wall.
(d) All of the above
Transcribed Image Text:2) Activity 3: Skill-building Activities a.1.) What would a mobile robot most likely use to locate itself in a large vacant parking lot? (a) A capacitive proximity sensor with multiple RF beacons (b) A dynamic transducer with multiple IR beacons (c) An optical shaft encoder with multiple visible-light beacons (d) An acoustic direction finder with multiple ultrasonic beacons a.2.) At night, you can determine the location of a tomado near you using a (a) radar set. (b) sonar set. a.3.) Which of the following systems, if any, can use magnetic receptors and a microcomputer to sense the presence of, and detect changes in, an external magnetic field? (a) A capacitive proximity sensor (c) A synchro or selsyn (d) None of the above (b) An epipolar navigator a.4.) Which of the following devices would you use to control and display the compass direction toward which a dish antenna points? (a) A fluxgate magnetometer (b) The GPS (c) fluxgate magnetometer. (d) capacitive proximity sensor. a.5.) An elastomer pad, considered as an object all by itself, has variable (a) conductance. (b) magnetic-field intensity. (a) loudness. (b) frequency. (c) A synchro (d) A capacitive proximity sensor a.6.) An azimuth-range radar display has a geometric configuration similar to that of (a) an analog meter. (c) an analog TV display. (b) a digital bar graph meter. (d) a polar-coordinate system. a.7.) You can use sonar to measure sound (a) the coil's motion within a magnetic field. (b) the coil's motion within an electrostatic field. (c) a DC voltage applied to the coil. (d) changes in the capacitive reactance across the coil. (c) sensitivity to ultrasound. (d) inductive reactance a.8.) In a dynamic pickup or microphone, incident sound waves cause AF current to flow in the coil as a result of (c) speed. (d) None of the above a.9.) A motor whose shaft rotates in discrete increments (not continuously) is called (a) an incremental motor. (c) a fractional motor. (b) a stepper motor. (d) a selsyn. a.10.) A photoelectric proximity sensor might have trouble detecting (a) a gray curtain. (c) a red ball. (b) a black wall. (d) All of the above
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