what is the difference between first ac second ac and third ac in trains?
312263
In 2nd AC, 2 berths will be there in tier, lower birth and upper berth on each side opposite to each other. In 3rd AC, 3 berths will be there in tier system one above another as lower, middle and upper on each side opposite to each other. This system is followed in Indian Railways.
1084970
What is the difference between 2 and 3 core cable? 3 core cable is comprised of live, neutral and earth conductors, suitable for 'Appliance Class I' (connectivity to earth). 2 core cable is comprised of live and neutral conductors only, suitable for 'Appliance Class II' (no connectivity to earth).
524584
3A refers to AC Third class (AC three tier) which is also air conditioned. 2S refers to Seater class and has chairs instead of berths. These coaches are not air-conditioned and are used for short journeys.
1444477
Model train power falls into one of three categories. Alternating current (AC) is the preferred power for most O Gauge three-rail trains as well as some two-rail systems in smaller scales. In three-rail systems, the outer rails are both grounded, and the center rail is "hot."
973221
First class carriages have more comfortable seating, with a bit more space per passenger. You can reserve a seat in first class (and probably should). Edited to reflect that apparently you can reserve seats in standard class.
703368
First class is a bit more spacious. There are only three seats across in 1st class. Other than the extra space there isn't much different about the interior of the carriage. During the weekdays they'll serve you a complimentary meal if you are travelling at the right time.
584335
2A - AC Second Class: This is another air-conditioned and comfortable coach with berths. Bedding are included in the fare. It can carry either 46 or 52 passengers. Food, beverages are sometimes included in the fare, depending upon the train you are traveling in.
1054034
Most AC systems will have two capacitors. The primary capacitor in the condensing unit will power the compressor and the condenser fan motor. The secondary capacitor is generally smaller and will operate the blower motor in the evaporator unit.
312616
In a 1 phase rail (or 1 circuit rail) the electricity runs between just two wires, the phase (L for line) and the neutral wire (N). ... 3 phase rails have three phases (L1, L2, L3), which can be combined separately with the neutral wire (N). This creates the possibility to have three different circuits on your track.
987685
The 2 indicates second gear. If you select the 2, the transmission will shift to second gear, but it will not shift into third or fourth gear. The 1 indicates first gear. If you select the 1, the transmission will stay in first gear and not shift into higher gears.
270893
While first class is less conducive to conversation, it's more conducive to napping. ... Those with a second-class pass can usually pay the difference in ticket price to upgrade to a first-class seat for any given train (but this kind of upgrade generally isn't available online or at ticket machines).
891220
Overhead wires or an electrified rail known as the third rail supplies power to the trains. ... In the New York City subway system, the third rail carries 625 volts of electricity, and the original lines required their own power plant to operate.
656619
An RAC ticket permits a passenger to travel on the train, but they are not guaranteed a berth. ... Until that allocation, one berth (side lower) is shared by two RAC passengers. Normally, every 2-tier AC/3 tier AC coach has two berths for RAC passengers.
1328449
2S is second seating class of Indian Railways and is Non AC class. To know more on this class check Trainman. Link- Indian Railway Classes: AC (1A,2A,3A), Sleeper (SL) & Seating (CC, 2S) on Trainman. Priya (Priya) 2017-11-30 09:40:46 UTC #3. Second seating (2S) is chair car and does not have air conditioning.
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There are two different classes of JR Pass: Ordinary and Green. The Ordinary Pass is valid for travel in Ordinary cars both reserved an unreserved. The 'Green Pass' is valid for travel in the 'Green Car', which is the equivalent of First Class, on Shinkansens and certain lines that provide a First Class Carriage.
1096361
2nd class seats are the standard way to travel in Switzerland. Swiss trains are comfortable, so 2nd class is perfectly fine. 1st class is about 75% more expensive. ... In various long distance trains, including the Glacier Express, 1st class passengers have the option of getting a meal served at their place.
1103219
The numbers 2 or 3 spell out the difference: there are 3 berths on each side (but, mercifully, no longer on side berths) whereas 2 for 2AC. You also get marginally better trim and sometimes a bit better food in 2AC versus lower-cost 3AC. Fare of 2AC is typically 140% of 3AC fare.