Mechatronics and Product DesignAttempt any 6 questions. Question no. 7 is compulsory. Every question carries equal marks. Total marks : 30Time 1 hr

1. Define Sensor and transducer? Describe any two type of displacement sensor?2. Explain the term mechatronics?3. Explain LVDT working?4. What is meant by open and close system? What is meant by feedback system?5. Define the following terms:I. ResolutionII. Response timeIII. Rise timeIV. Time constantV. Accuracy6. What are directional control valves in pneumatics?7. Draw the symbols for I. Pressure relief valve II. 2/2 valve with spring return III. A 4/2 valve