Câu Hỏi Trắc Nghiệm Tàu Điện Mỏ

When the electric train is working, if the wheel slips, the operator must:

• shift the main gear to '1' and use the sand system.

• shift the reverse gear to 'O' and then shift the main gear.

• shift the main gear to 'maximum' and use the sand system.

• shift the main gear to 'maximum' and use the brake system.

Before operating the electric train, the operator must check:

• oil, grease.

• battery, control unit.

• engine, signals, brakes.

• mechanical part, electrical part.

When the battery train is running in normal working mode, to stop the train, just:

• shift the main gear to 'O' and use the mechanical brake.

• reverse brake, mechanical brake.

• shift the reverse gear to 'O' and use the mechanical brake.

• shift the main gear to 'O' and use the electric brake.

When wanting to change the working direction of the electric train, the operator must:

• shift the main gear to 'O' and then shift the reverse gear.

• turn the reverse gear to 'O' and then shift the main gear.

• simultaneously turn the reverse gear and the main gear.

• brake, turn the main gear to 'O'.

When the electric train is working, if the wheel slips, the operator must:

• shift the main gear to '1' and use the sand system.

• shift the reverse gear to 'O' and then shift the main gear.

• shift the main gear to 'maximum' and use the sand system.

• shift the main gear to 'maximum'.

When the electric train is working normally, the operator wants to stop the train using the mechanical brake but is prohibited from:

• using the reverse gear.

• cutting off the power supply.

• simultaneously using the mechanical brake and electric brake.

• using the brake before shifting the main gear to 'O'.

When adjusting the mechanical brake of the electric train, the number of steering wheel turns to brake the train safely is:

• 2 to 2.5 turns.

• 2.5 to 3 turns.

• less than 1.5 to 2 turns.

• 1 to 1.5 turns.

How many batteries does the CDXT-5 electric train have?

• 46

• 48

• 47

• 49

How many motors does the CDXT-5 electric train have?

• 1

• 3

• 2

• 4

The CDXT-5 electric train is used in the underground mine for transporting:

• coal, rocks, ore.

• materials, people.

• ore, rocks, people.

• coal, rocks, ore, materials, people.