Engineering Questions with Answers - Multiple Choice Questions
MCQs on Airbus A-350 Family of Aircraft’s
1 - Question
The A350XWB is a __________ range aircraft.
a) Long
b) Medium
c) Short
d) Regional
View Answer
a
Explanation: The A350XWB is a long range aircraft, developed by Airbus. It was introduced to compete with the Boeing 787 and the 777.
2 - Question
Which of the following was the launch operator of the A350-900?
a) Air Canada
b) Air Asia
c) Qatar Airways
d) Etihad Airways
View Answer
c
Explanation: Qatar Airways was the launch operator of the A350-900. The aircraft first entered service on 15 January 2015.
3 - Question
What is the full form of XWB?
a) Xtra-Wide-Body
b) Xtra-Width-Body
c) Xtra-Wind-Body
d) Xtra-Widened-Body
View Answer
a
Explanation: XWB refers to Xtra-Wide-Body. The abbreviation is used to refer to the A350 aircraft as A350 XWB. It is a twin engine aircraft, introduced to succeed the A340.
4 - Question
Engine thrust reversers for the A350 are supplied by which of the following?
a) Microsoft
b) Tesla
c) Suzuki
d) UTC Aerospace Systems
View Answer
d
Explanation: The engine thrust reversers for the A350 are supplied by UTC Aerospace Systems. The company also supplies nacelles for the aircraft.
5 - Question
Which of the following is not an operator of the A350?
a) Indigo
b) Finnair
c) Iberia
d) Air China
View Answer
a
Explanation: Indigo is not an operator of the A350. However, Finnair, Iberia and Air China all have A350 aircrafts in their respective fleets.
6 - Question
ACJ350 is derived from the A350-900ULR.
a) True
b) False
View Answer
a
Explanation: True, the ACJ350 is derived from the A350-900ULR. It is a corporate jet, developed by Airbus. The aircraft offers a range of up to 20,000km.
7 - Question
The world’s longest flight between Singapore Changi and Newark International Airport is operated by which of the following airlines?
a) Lufthansa
b) Etihad Airways
c) Singapore Airlines
d) American Airlines
View Answer
c
Explanation: The world’s longest flight between Singapore Changi and Newark International Airport is operated by Singapore Airlines. The inaugural flight took 17h 52m to travel between the two cities.
8 - Question
What is the wing sweep angle of the A350, at a Mach 0.85 cruise speed?
a) 0.319 degrees
b) 319 degrees
c) 31.9 degrees
d) 3.19 degrees
View Answer
c
Explanation: The wing sweep angle of the A350, at a Mach 0.85 cruise speed is 31.9 degrees. The wings are 64.75 m in length.
9 - Question
Which of the following supplies the auxiliary power unit for the A350?
a) General Electric
b) Honeywell
c) BMW
d) Tesla
View Answer
b
Explanation: The auxiliary power unit for the A350 is supplied by Honeywell. The company also supplies other avionic equipment for the aircraft.
10 - Question
b
The A350 was launched in 2006, with entry into service planned for 2013.
a) True
b) False
View Answer
Explanation: True. The aircraft was planned to enter into service in 2013, however its entry into service was delayed up to mid-2017. The aircraft was launched in 2006.
11 - Question
Rolls-Royce Trent XWB engine generates a maximum thrust of __________
a) 9,700 lbf
b) 97,000 lbf
c) 970 lbf
d) 9,70,000 lbf
View Answer
b
Explanation: The Rolls-Royce Trent XWB engine generates a maximum thrust of 97,000lb. It was exclusively designed to be used on the Airbus A350 XWB and was developed from the Rolls-Royce Trent 1000.
12 - Question
What is the maximum operating speed of the A350?
a) Mach 0.89
b) Mach 0.089
c) Mach 8.9
d) Mach 89
View Answer
a
Explanation: Maximum operating speed of the A350 XWB is Mach 0.89. The A350-1000 is heavier in comparison to the A350-900.
13 - Question
Which of the following is the launch customer of the A350-900ULR?
a) Qatar Airways
b) Singapore Airlines
c) Vistara
d) Emirates
View Answer
b
Explanation: Singapore Airlines is the launch customer of the A350-900ULR. The airline is operating the aircraft in two class configuration featuring Business and Premium Economy.
14 - Question
What is the full form of ULR?
a) Ultra-Light Reach
b) Ultra-Long Reach
c) Ultra-Light Range
d) Ultra-Long Range
View Answer
d
Explanation: ULR refers to Ultra Long Range. It is used to describe the A350-900ULR which offers an increased MTOW and fuel capacity.
15 - Question
What is the maximum takeoff weight of the A350?
a) 275 tonnes
b) 2750 tonnes
c) 3000 tonnes
d) 300 tonnes
View Answer
a
Explanation: The maximum take-off weight of the A350 is 275 tonnes. It typically seats 325 passengers and offers a range of about 15,000km.