… Photo diode c. Transistor d. All of the above Q.4.Following type of sensors is used to generate information in object grasping and obstacle avoidance. No Solution. Hall effect. Report Errors. A transducer . If B = 1 Wb/m², I = 3 A and bismuth slab is 2 mm wide, the Hall voltage is -22.5 x 10⁻⁴ V -15 x 10⁻⁶ V -20 x 10⁻⁴ -7.5 x 10⁻⁶ V; Answerb; Two ammeters A and B both 0-10 A have internal resistance of 1 Ω and 0.5 Ω respectively. Flow meter b. Thus the Hall Effect Transducer is used. Pressure B. Displacement C. Humidity D. Both (a) and (b) View Answer / Hide Answer. A Hall effect sensor is a transducer that varies its output voltage in response to a magnetic field. a. Kerr Effect b. Raman Effect c. Hall Effect d. Miller Effect ANSWER: (b) Raman Effect 17) Which kind/s of misalignment assist/s in the reduction of overlap region in fiber? Anna University OAN551 Sensors and Transducers Notes are provided below. a. Angular b. Longitudinal c. Lateral d. All of the above. Solution: 24. View Answer: Answer: Option A. Determination of semiconductor type: The Hall coefficient is negative for a p-type semiconductor and positive for a p-type semiconductor. Applications of Hall effect sensor are. Applications of Hall effect sensor are. a. Angular b. Longitudinal c. Lateral d. All of the above ANSWER: (c) Lateral 18) Which is the correct order of sequential steps for an electric arc fusion technique? The transducer converts the magnetic field into an electric quantity which is easily Electrical strain gauge works on the principle of _____ a) variation of resistance b) variation of capacitance c) variation of inductance d) variation of area 10. D. Thomson effect. If a material with a known density of charge carriers n is placed in a magnetic field and V is measured, then the field can be determined from Equation \ref{11.29}. What does a hall effect sensor sense? (A) Hall Effect sensor (B) Proximity sensor (C) Light sensor (D) Optical sensors Sensors & Transducers Objective Question - Interview 4 All Potentiometer transducers are used for the measurement of A. Hall Effect pick up b. Piezoelectric pick up c. Hot-wire anemometer d. Rotameter List-II 1. A. A piezoelectric transducer (also known as a piezoelectric sensor) is a device that uses the piezoelectric effect to measure changes in acceleration, pressure, strain, temperature or force by converting this energy into an electrical charge.. A transducer can be anything that converts one form of energy to another. Determination of semiconductor type: The Hall coefficient is negative for a p-type semiconductor and positive for a p-type semiconductor. Hall Effect; Piezoelectric Effect; Classification based on Physical Quantity. View Answer: Answer: Option B. ). D. Load cell, torque meter, accelerometer and flow-meter. 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