ASF ASI PAPER 2021 MCQs | Airport Security Force Past Paper MCQs

---

The average (arithmetic mean) of 5,10,15 and x is 20. What is the value of x?

1. 10
2. 15
3. 20
4. 30
5. 50

thecssbooks.com

An alarm beeps 16 times per minute. how much time will it take to beep 88 times?

1. 5 min 30 s.
2. 5 min
3. 4 min 30 s.
4. 3 min 30 s.
5. None of these

thecssbooks.com

---

A car consumes 20 litres of petrol to drive to 240 km, then how many litres are required to complete 600 km?

1. 100L
2. 70L
3. 50L
4. 40L
5. Not Possible

thecssbooks.com

---

Rusting of Iron involves __?

1. Reduction
2. Decomposition
3. Displacement
4. Oxidation

thecssbooks.com

---

Atomic number of oxygen is:

1. 5
2. 8
3. 11
4. zero
5. None of these

thecssbooks.com

---

Microphone converts sound energy into :

1. Heat energy
2. Electrical signals
3. Optical Signals
4. Microwaves
5. both b & d

thecssbooks.com

---

Atomic number of nitrogen is ____?

1. 5
2. 6
3. 7
4. 8
5. None of these

thecssbooks.com

---

Glass is made of the mixture of_________?

1. Sand and quartz
2. Sand and silicates
3. Quartz and mica
4. Salt and quartz
5. Sand and salt

thecssbooks.com

---

Who invented Jet Engine______?

1. Lewis E. Waterman
2. Gottlieb Daimler
3. Roger Bacon
4. Sir Frank Whittle
5. None of these

thecssbooks.com

---

Which one of the following companies will launch Project Skybender to boost 5G internet speed _________?

1. Huawei
2. IBM
3. Facebook
4. Google
5. Apple

thecssbooks.com