Electro-Technical Competence

Basic Questions of Electrical Equipment

This test covers the basics of operating and maintaining electrical equipment, including setting thermal relays, measuring voltages, servicing batteries, distinguishing between analog and digital signals, methods of starting electric motors, selective protection, automations and much more.

Questions 18

Time Limit 9 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

Which method is used to calibrate analog temperature sensors on a ship?

A Immersion in a reference medium with a known temperature and adjustment of the output signal.

B Comparison of readings with a digital thermometer.

C Measurement of resistance at room temperature.

D Software calibration automation.

Question 2

What is a "Control Circuit"?

A A circuit in which switching of the network and power consumer takes place.

B A circuit in which switching of control elements of the power circuit occurs.

C A power supply circuit from the generator to the main distribution board.

Question 3

What are the methods for starting an electric motor?

A Direct start.

B Star-Delta start.

C Autotransformer start.

D Frequency start.

E Reverse-phase start.

F Delta-Star start.

Question 4

By what means is the voltage output of a generator regulated?

A Adjusting the current in the generator's excitation winding.

B Adjusting the speed of the drive motor.

C Adjusting the load on the busbars.

Question 5

In the absence of a spare thermocouple, can it be replaced with a Pt100 sensor without making additional changes to the system?

A Yes, it can.

B No, it cannot.

C Only after agreement with the shipowner.

Take This Quiz. Download the GYRO app to take this quiz and track your progress.