a.4.) You would use a piezoelectric transducer to detect (a) magnetic fields. (b) ultrasonic waves. Tonstugines (c) microwave RF signals.100 (d) torque produced by a motor. a.5.) A fluxgate magnetometer allows a robot to locate itself on the basis of (a) body capacitance with nearby objects. (b) the orientations of external magnetic fields.) (c) the phase relationships among multiple ultrasonic beacon signals. (d) optical delays to and from stationary reflectors.erow a.6.) Which of the following devices is not an electromechanical transducer? (a) An electric motor (b) An electric generator (c) A selsyn (d) A fluxgate magnetometer a.7.) At low radio frequencies, an RDF system typically employs (a) a Yagi antenna. (b) a small loop or loopstick antenna. (c) a dish antenna. (d) a half-wave dipole antenna.

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Please answer 4,5,6,7
a.1.) How many simultaneous observing locations does an epipolar navigation system require?
(a) One
(b) Two
a.2.) Which of the following devices or systems operates at the lowest frequency?
(a) A radar set
(b) The GPS
(c) Three
(d) Four
(a) A sonar system
(b) A loran system
gap bos lencs (c) A photoelectric proximity sensor
(d) A loran system
a.3.) Which of the following devices or systems operates on the basis of fluctuating magnetic forces
between physical objects?
a.4.) You would use a piezoelectric transducer to detect
(a) magnetic fields.
helimia nousiugines
(b) ultrasonic waves.
(c) A dynamic transducer
(d) A capacitive proximity sensor
(c) microwave RF signals.
(d) torque produced by a motor.
a.5.) A fluxgate magnetometer allows a robot to locate itself on the basis of w
(a) body capacitance with nearby objects.
16
(b) the orientations of external magnetic fields.)
(c) the phase relationships among multiple ultrasonic beacon signals.
(d) optical delays to and from stationary reflectors.
a.6.) Which of the following devices is not an electromechanical transducer?
(a) An electric motor
(b) An electric generator
(c) A selsyn
(d) A fluxgate magnetometer
a.7.) At low radio frequencies, an RDF system typically employs
(a) a Yagi antenna.
(b) a small loop or loopstick antenna.
(c) a dish antenna.
(d) a half-wave dipole antenna.
Transcribed Image Text:a.1.) How many simultaneous observing locations does an epipolar navigation system require? (a) One (b) Two a.2.) Which of the following devices or systems operates at the lowest frequency? (a) A radar set (b) The GPS (c) Three (d) Four (a) A sonar system (b) A loran system gap bos lencs (c) A photoelectric proximity sensor (d) A loran system a.3.) Which of the following devices or systems operates on the basis of fluctuating magnetic forces between physical objects? a.4.) You would use a piezoelectric transducer to detect (a) magnetic fields. helimia nousiugines (b) ultrasonic waves. (c) A dynamic transducer (d) A capacitive proximity sensor (c) microwave RF signals. (d) torque produced by a motor. a.5.) A fluxgate magnetometer allows a robot to locate itself on the basis of w (a) body capacitance with nearby objects. 16 (b) the orientations of external magnetic fields.) (c) the phase relationships among multiple ultrasonic beacon signals. (d) optical delays to and from stationary reflectors. a.6.) Which of the following devices is not an electromechanical transducer? (a) An electric motor (b) An electric generator (c) A selsyn (d) A fluxgate magnetometer a.7.) At low radio frequencies, an RDF system typically employs (a) a Yagi antenna. (b) a small loop or loopstick antenna. (c) a dish antenna. (d) a half-wave dipole antenna.
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