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Common Ground News

What is the full form of WAP 4?

Author

Matthew Cannon

Updated on February 17, 2026

What is the full form of WAP 4?

Wide gauge, AC traction, Passenger service

Likewise, people ask, what is the full form of WAP in Indian Railways?

WAP – Wide AC electric passenger. WAG – Wide AC electric goods. WCM – Wide DC electric mixed.

Secondly, what is the full form of WAP 5? fifth electric locomotive model

Similarly, what is the full form of WAP 7?

First run. 19 May 2000. The Indian locomotive class WAP-7 is a class of 25 kV AC electric locomotives that was developed in the 1999 by Chittaranjan Locomotive Works (CLW) for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Passenger traffic (P) engine, 7th generation (7).

What does wag9 mean?

Indian locomotive class

Do trains have gears?

modern locomotives use electric traction. This is much more flexible than gears. No, trains have no gears, since these are unfeasible. That's why their fuel (if any) is converted to electric energy and then used to run motors.

What are the three types of railway engines?

There are three methods of doing this: mechanical, hydraulic or electric. Most diesel locomotives use electric transmission and are called "diesel-electric" locomotives. Mechanical and hydraulic transmissions are still used but are more common on multiple unit trains or lighter locomotives.

How much CC is a train engine?

The engine is the most important part in diesel locomotives and supply the power to turn the wheels. The engine is also called a “Prime Mover”. These engines are huge, usually having 16 Cylinders, 32 Valves and about 100,000 to 150,000 cc displacement.

What is the cost of railway engine?

"However, with the acquisition of dual-mode locos, there will be no need for changing the locomotive for electric traction as the same diesel engine will be utilised on electrified route," he said. A dual-mode locomotive is estimated to cost about ₹ 18 crore, while a 4500 HP diesel locomotive costs about ₹ 13 crore.

What WAP means?

Wireless Access Points

What is the weight of railway engine?

Indian locomotive class WDM-2
hideSpecifications
Axle load18,800 kg (41,400 lb)
Loco weight112,800 kg (248,700 lb)
Fuel typeDiesel
Fuel capacity5,000 L (1,100 imp gal; 1,300 US gal)

What is EoG in train?

End on Generation (EOG) is the system used on fully air conditioned Rajdhani and Shatabdi trains. The system comprises two power cars per train.

How many Loco Shed in India?

Shed serves routes all across central India. Started receiving WDP-4 locos in 2011. Holds 145+ locos.

NWR Workshops.

ShedKurla (for Mumbai)
TypeDiesel
Loco / MU'sWDS-4, WDS-6, WDM-2S
CommentsHad WDS-2 shunters earlier. Now holds de-rated WDM2 locos for shunting / departmental duties as well.

What is head on generation?

Head on Generation system is electrical power supply system where electrical power for catering hotel load of train, which includes Train Lighting, Air conditioning, Lighting, fannage and other passenger interface requirement working on electrical power supply.

What is the fastest diesel locomotive?

The world record for the fastest diesel-powered train, a speed of 148 mph (238 km/h), was set by a HST on 1 November 1987, while descending Stoke Bank with a test run for a new type of bogie for use on Mark 4 coaches on the same route. The record run was led by 43102 and trailed by 43159.

What do the numbers on a locomotive mean?

The first 4 is the number of pilot wheels - those behind the front pilot. The second 4 is the number of drive wheels - the large ones that accualy move the engine. And the 2 is for the last set of wheels under the cab.