Millwright Level 4 Electrical Exam Questions And Answers 100%

Millwright Level 4 Electrical Exam Questions And Answers 100% Fuses are circuit protection devices. what fuse component provides the HRC type fuse with the ability to interrupt currents up to 300,000 Amps without failure? A. very large contacts B. parallel fusible links C. sand filled D. series fusible links C. sand filled Elements that allow a large number of electrons to flow are known as? A. insulators B. free electrons C. conductors D. electromotive force C. conductors The atomic particle that electric current flow is dependent upon is known as? A. neutron B. proton C. electron D. ion C. electron what is the advantage of a series connected DC motor A. it is good for constant speed loads B. the motor has a very low starting torque C. there is synchronization between the rotor and the magnetic field D. the motor has a high starting torque that allows battery operation D. the motor has a high starting torque that allows battery operation The unit of current flow in a circuit is called? A. a watt B. an amp C. a volt D. a hertz B. an amp The motor wiring of a shunt field design is one in which the armature windings and the field coils(winding) are connected. A. in series B. in parallel C. where field coil is AC, and armature is DC D. to the frame B. in parallel The abbreviation DC is a description of? A. one direction current flow B. two direction current flow C. wiring connection pattern D. transformer design A. one direction current flow Fuses are identified so that they may be chosen for the circuit correctly. what does the abbreviation HRC represent? A. high resistance circuit B. heavy resistive contact C. high relative capacitance D. high rupturing capacity D. high rupturing capacity A capacitor is constructed of plates and a dielectric insulator. The behavior of this device can be compared to the action of? A. a hydraulic check valve B. a hydraulic accumulator C. a hydraulic pump D. a hydraulic motor B. a hydraulic accumulator The difference between a wound rotor motor and a squirrel cage motor is that the wound rotor has A. no field winding's B. insulated winding's C. no rotor winding's D. insulated stator windings