Top 50+ Solved Motion, Proximity and Ranging Sensors MCQ Questions Answer
Q. Sensors are used to detect the presence of any object without the need for anyphysical contact _ _ _ _ _ _
a. Motion sensor
b. Heading sensor
c. Proximity sensor
d. Temperature sensor
Q. Identify which type of material will have high resolution?
a. Carbon composition
b. Wirewound
c. Conductive plastic
d. Thermal composition
Q. _ _ _ _ _ Jockey /wiper materials used in potentiometric sensors
a. Chromium
b. Nickel
c. Platinum
d. Copper
Q. _ _ _ _ _ _ _ is a standard for short-range radio communications, originallydeveloped as a cable replacement to connect portable devices
a. Radio beacon
b. Bluetooth
c. GPS
d. All the above
Q. GPS satellite orbiting the earth at an altitude of about _ _ _ _ _ above the surfaceof earth.
a. 19,200 Km
b. 20,200 Km
c. 21,200 Km
d. 22,200 Km
Q. To perform the angle measurement a synchro pair is used and they are called as_ _ _ _
a. Transmitter
b. Receiver
c. Transmitter and control transformer
d. None of the above
Q. LVDT is a _ _ _ _ _
a. Active transducer
b. Passive transducer
c. Both a) and b)
d. None of the mentioned
Q. In space segments, the satellites are arranged in _ _ _ orbits with _ _ _satellites ineach orbit.
a. 2, 4
b. 4, 4
c. 6,4
d. 8,4
Q. Identify the picture and tell what type of sensor technology is used
a. Radio beacon
b. Bluetooth
c. GPS
d. All the above
Q. _ _ _ _ _ materials of the wire used in potentiometric sensors
a. Gold
b. Silver
c. Platinum
d. Copper
Q. Synchro is a rotating device that operates on the same principle as a _ _ _ _ _ _and produces a set of voltages, correlated to angular position.
a. Transformer principle
b. Faradays principle
c. Lens law
d. Tesla principle
Q. What is the principle of operation of LVDT?
a. Mutual inductance
b. Self-inductance
c. Permanence
d. Reluctance