PAF AERO TRADE PAST PAPER 22-01-2024

1. Light year is a unit of _____?
(A) Light
(B) Distance
(C) Time
(D) None of these

2. A device used to measure potential difference is called ______?
(A) Galvanometer
(B) Ammeter
(C) Voltmeter
(D) None of these

3. What is the energy formed due to waterfall?
(A) Potential energy
(B) Kinetic energy
(C) Both A and B
(D) None of these

4. Natural Rubber is obtained from ______?
(A) Animal Waste
(B) A special kind of tree
(C) A kind of fish
(D) Water weeds

5. To every action there is always an equal and opposite reaction. This is the statement of ____?
(A) Newton’s First Law of Motion
(B) Newton’s Second Law of Motion
(C) Newton’s Third Law of Motion
(D) None of these

6. Electric generator is a device that converts?
(A) Mechanical energy into chemical energy
(B) Thermal energy into electrical
(C) Chemical energy into electrical
(D) Heat energy into electrical

7. Identify the sequence: 6, 10, 14, ___
(A) 18
(B) 20
(C) 28
(D) 30

8. If 3×4=14; 5×6=33; 7×8=60, then 8×9=?
(A) 77
(B) 88
(C) 89
(D) 78

9. We get up early _____________ the morning.
(A) On
(B) To
(C) From
(D) In

10. I enjoy ______________ letters.
(A) To write
(B) Writes
(C) Type
(D) Writing

11. He is weak _____ grammar.
(A) Into
(B) From
(C) On
(D) In

12. Which expression holds good for wave velocity?
(A) V = f / λ
(B) V = T / λ
(C) V = λ / f
(D) None

13. The triangle where all sides are different in length is called ____ triangle?
(A) Scalene
(B) Isosceles
(C) Acute Angle
(D) None

14. The antonym of DUCTILE is ___
(A) Docile
(B) Pliable
(C) Devious
(D) Rigid

15. Adult means a person who has attained the age of
(A) 18 years
(B) 15 years
(C) 21 years
(D) Puberty