Force Sensors Quiz

What is a sensor?

• An object that detects events or changes

• A device that measures temperature

• A type of electrical circuit

• A mechanical tool

What is a force gauge?

• A device to measure force during a test

• A type of sensor

• A mechanical tool

• An electrical circuit

What is the piezoelectric effect?

• The generation of voltage when a crystal is squeezed

• The ability of a material to conduct electricity

• The process of measuring force

• The change in resistance of a material

Who first proved the piezoelectric effect?

• Pierre and Jacques Curie

• Edward E. Simmons

• Richard Salter

• Unknown

What is a strain gauge?

• A device used to measure strain

• A type of sensor

• A mechanical tool

• An electrical circuit

What happens when a strip of conductive metal is stretched?

• Resistance increases

• Resistance decreases

• Voltage is produced

• No change occurs

What is a spring scale?

• A type of weighing scale

• A device to measure force

• A mechanical tool

• An electrical circuit

What is the primary function of a load cell?

• To measure weight or force

• To detect temperature changes

• To convert mechanical energy into electrical energy

• To amplify electrical signals

What principle does a piezoelectric sensor operate on?

• Optical signal conversion

• Magnetic field detection

• Conversion of mechanical stress to electrical charge

• Change in resistance with temperature

What type of measurement does a torque sensor provide?

• Measurement of rotational force

• Measurement of linear displacement

• Measurement of temperature

• Measurement of pressure