Mechanical Engineering Quiz

The characteristic that provides an output with respect to the relation with the input is called as ___________

• calibration of a system

• response of a system

• instrumentation of a system

• characteristic relation of a system

Tags

NGSS.MS-PS3-1

The main function of an Actuator is _____

• To produce motion

• Detect input

• Detect output

• Detect the state of the system

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which among the following carry out the overall control of a system?

• Digital controls

• Sensors

• Actuators

• Graphical display

What are transducers?

• They convert power from one form to another

• They convert work from one form to another

• They convert energy from one form to another

• They convert work to power

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

What type of energy conversion does a piezoelectric transducer perform?

• It converts electrical energy to mechanical energy

• It converts mechanical energy to electrical energy

• It converts sound energy to mechanical energy

• It converts mechanical energy to sound energy

Tags

NGSS.HS-PS3-3

Which error is also termed as measurement error?

• Statical error

• Systematic errors

• Dynamic errors

• Static errors

What is the function of an input signal conditioning unit?

• To amplify the signal and convert it into digital form

• To perform mechanical work

• To produce electrical signals

• To produce control signals

Tags

NGSS.HS-PS4-5

A thermocouple is a transducer.

• Not applicable

• True

• Depends on the application

• False

Tags

NGSS.MS-PS3-3

The light emitting diodes are used as a/an ____

• intelligence

• sensor

• transducers

• display

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS4-2

What is the relative error percentage of an observation taken by an ultrasonic sensor which predicts the distance of an object to be 2.12cm but the actual value is 2cm?

• 1%

• 12%

• 10%

• 6%