What is the importance of employing control measures in Occupational Health and Safety?

• It helps in identifying the hazard.

• It helps in identifying the cause of an accident.

• It reduces or eliminates the need for safety training.

• It reduces or eliminates the risk of an accident.

What does circuit overloading mean?

• Using incorrect tools for the job.

• Circuit has exposed electrical parts.

• Excessive amount of current passing through the circuit.

• Using wires with higher capacity than the load.

Which of the following is NOT safe work practice?

• Use the right tool for the job.

• Tilt the work surface instead of the wrist.

• Sit up straight so the chair offers good back support.

• Lift heavy objects alone

Which of the following is an example of an electrical hazard?

• Chemical spill

• Open wires

• Welding fumes

• Poor Ventilation

What does OHS stand for?

• Operational Health and Safety

• Occupational Health and Safety

• Occupational Health and Security

• Occupational Hazards and Safety

Which component is directly connected to the negative terminal of the battery?

• LED

• Transistor

• Resistor

• Touch probe

What is the function of a resistor in a circuit?

• It limits the flow of current

• It stores electric charge

• It turns the circuit on or off.

• It protects the circuit from overcurrent.

Which electronic component allows current to flow in a single direction only?

• Resistor

• Transistor

• Diode

• Capacitor

How can you reduce or eliminate the risk of injury during soldering?

• Use pliers, or clamps if available to hold wires that are to be heated.

• Return the soldering iron to its stand when not in use.

• Never touch the element, or tip, of the soldering iron.

• Turn off or unplug the soldering iron occasionally when not in use.

How can you employ engineered controls in a machine that may cause injury to the users?

• Replace it with a machine that is safer to use.

• Formulate safety procedures in using the machine.

• Remove the machine from the workplace.

• Put barriers or machine guards.