Sensors & Transducers_Quiz-01

How many types of transducers are there?

• 2

• 4

• 6

• 8

The power needs of electrical transducers is ________

• Maximum

• Minimum

• Zero

• Infinite

Electrical transducers are _______

• small and non-portable

• large and non-portable

• small and compact

• large and portable

Mechanical transducers cause ________

• Power loss

• Hysteresis loss

• Eddy current loss

• Frictional loss

Potentiometric resistance transducer measures __________

• Linear displacement

• Rectangulargular displacement

• Square displacement

• Triangular displacement

Strain is defined as ________

• Change in height per unit height

• Change in weight per unit weight

• Change in length per unit length

• Change in diameter per unit diameter

Stress is defined as _________

• Diameter per unit area

• Length per unit area

• Weight per unit area

• Force per unit area

What is the relation between capacitance and output impedance?

• Proportional to square

• Constant

• Directly proportional

• Inversely proportional

Thermistor follows which law for small variations________

• Charlie's law

• KVL

• KCL

• Ohm's law

Piezoelectric crystals produce _________

• No Voltage

• Low Voltage

• High Voltage

• Very High Voltage