()is electricity that is flowing where it’s not supposed to through water, fittings on your boat, wet wood, damp surfaces, etc.
A、Stray current
B、Rated current
C、Starting current
D、Earth current
A、Stray current
B、Rated current
C、Starting current
D、Earth current
A、A.non-synchronous electric motor B、B.synchronous electric motor C、C.fully enclosed electric motor D、D.watertight electric motor
A、Reflected electron B、Electrical radiation C、Quarterpoint electrical navigation D、Hyperbolic radio navigation
A、secure the electric supply B、ventilate area to remove smoke C、start the fire pump and lead out hose D、apply foam
A、develop torque B、generate high voltages C、produce a magnetic field D、generate high electrical resistance
A、Static electricity B、An open running electric motor C、Loose wiring D、Explosion proof lights
A、administer ammonia smelling salts B、check for serious burns on the body C、determine if he is breathing D、massage vigorously to restore circulation
A、A.Whether the fire is in machinery or passenger spaces B、B.Danger of shock to personnel C、C.The amount of toxic fumes created by the extinguisher D、D.Maintaining electrical power
A、Static electricity B、An open running electric motor C、Loose wiring D、Explosion proof lights
A、The coolant temperature must be maintained at 180℃ B、The thermostatic bypass valves must be manually opened before the engine is started C、The pressure cap must be removed while the engine is secured D、Electrical power to the heater must be secured before the cooling system is drained