Pakistan Air Force Mock Test 6

If a number is selected at random from the first 50 natural numbers, what will be the probability that the selected number is a multiple of 3 and 4?

1 Mark(s)

Your Answer:

7/50 7/50
4/25 4/25
2/25 2/25
None of the above None of the above

In India today many of our intellectuals still talk in terms of the French Revolution and the Rights of Man, not appreciating that much has happened since then.

1 Mark(s)

Your Answer:

much has been happening much has been happening
much had happened much had happened
much might happen much might happen
No improvement No improvement

What is the female part of a flower called?

1 Mark(s)

Your Answer:

Stamen Stamen
Petal Petal
Pistil Pistil
Sepal Sepal

P is Q's aunt. R is P's mother. S is R's sister. What is S to Q?

1 Mark(s)

Your Answer:

Aunt Aunt
Mother Mother
Sister Sister
Grand-aunt Grand-aunt

When writing an effective essay, using credible information:

1 Mark(s)

Your Answer:

Provides content Provides content
Gives credit to sources and upholds ethical writing standards
Provides structure Provides structure
Provides support Provides support

Which stands apart?

1 Mark(s)

Your Answer:

Carrot Carrot
Radish Radish
Turnip Turnip
Tomato Tomato

The curve of Pressure vs Volume at constant temperature is called:

1 Mark(s)

Your Answer:

Isobar Isobar
Isochore Isochore
Isotherm Isotherm
Adiabat Adiabat

X's brother is Y. Z is X's son. What is Y to Z?

1 Mark(s)

Your Answer:

Father Father
Uncle Uncle
Brother Brother
Cousin Cousin

The x-axis and y-axis divides the plane in four regions, called:

1 Mark(s)

Your Answer:

quadrants quadrants
segments segments
sectors sectors
positions positions

The prime factors of 40 are:

1 Mark(s)

Your Answer:

2 x 2 x 3 x 5 x 5 2 x 2 x 3 x 5 x 5
2 x 3 x 5 x 5 2 x 3 x 5 x 5
2 x 2 x 2 x 5 2 x 2 x 2 x 5
2 x 3 x 5 2 x 3 x 5

The cube of a number

1 Mark(s)

Your Answer:

A) is always positive A) is always positive
B) is always negative B) is always negative
C) may be positive or negative C) may be positive or negative
D) can never be zero D) can never be zero

In which year Maurice Karnaughin introduced the Karnaugh map?

1 Mark(s)

Your Answer:

1953 1953
1956 1956
1952 1952
1950 1950

S1: A noise started above their heads. P : But people did not take it seriously. Q : That was to show everyone that there was something wrong R : It was a dangerous thing to do. S : For, within minutes the ship began to sink. S6: Nearly 200 lives were lost on the fateful day. The Proper sequence should be:

1 Mark(s)

Your Answer:

PQSR PQSR
PRQS PRQS
QPRS QPRS
QPSR QPSR

If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number ?

1 Mark(s)

Your Answer:

2 : 5 2 : 5
3 : 7 3 : 7
5 : 3 5 : 3
7 : 3 7 : 3

WHO Headquarters is in:

1 Mark(s)

Your Answer:

Geneva Geneva
New York New York
Washington Washington
Rome Rome

If a CD is made of metal or glass, it is called:

1 Mark(s)

Your Answer:

flash drive flash drive
floppy disk floppy disk
hard disk hard disk
audio cassette audio cassette

The area of a sector of a circle of radius 5 cm formed by an arc of length 3.5 cm is__________?

1 Mark(s)

Your Answer:

0.35 cm2 0.35 cm2
17.5 cm2 17.5 cm2
8.75 cm2 8.75 cm2
55 cm2 55 cm2

A shopkeeper sold an article offering a discount of 5% and earned a profit of 23.5%. What would have been the percentage of profit earned if no discount was offered?

1 Mark(s)

Your Answer:

24.5 24.5
28.5 28.5
30 30
Data inadequate Data inadequate
None of these None of these

A is older than B by 7 years. C is younger than B by 2 years. If A is 30 years old, how old is C?

1 Mark(s)

Your Answer:

20 20
21 21
22 22
19 19

The set consisting of all the second elements of each ordered pair in the relation is called:

1 Mark(s)

Your Answer:

domain of relation domain of relation
range of relation range of relation
subset subset
complement of a set complement of a set

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ? _ stt _ tt _ tts _

1 Mark(s)

Your Answer:

tsts tsts
ttst ttst
sstt sstt
tsst tsst

30+(5 × 4)+50 is same as : ……….

1 Mark(s)

Your Answer:

A) (30+5) × (4+50) A) (30+5) × (4+50)
B) 5 × 4 + 30 + 50 B) 5 × 4 + 30 + 50
C) (30+4) × (5+50) C) (30+4) × (5+50)
D) 5×(30+50)+4 D) 5×(30+50)+4

The government should not spend money on helping “lame ducks”. Here lame ducks means:

1 Mark(s)

Your Answer:

Needy Needy
Unsuccessful Unsuccessful
Powerless Powerless
Inactive Inactive

If $\left[\begin{array}{ll} 1 & 2 \\ 3 & 4 \end{array}\right]$, then A 2 – 5A is equal to

1 Mark(s)

Your Answer:

A) 2I A) 2I
B) 3I B) 3I
C) -2I C) -2I
D) null matrix D) null matrix

REASON : SFBTPO :: THINK : ?

1 Mark(s)

Your Answer:

SGHMJ SGHMJ
UIJOL UIJOL
UHNKI UHNKI
UJKPM UJKPM

What is the capital of the United States of America?

1 Mark(s)

Your Answer:

New York New York
Washington, D.C Washington, D.C
California California
New Jersey New Jersey

On the Kelvin scale, the interval between the lower and upper fixed points is divided into:

1 Mark(s)

Your Answer:

100 equal parts 100 equal parts
180 equal parts 180 equal parts
50 equal parts 50 equal parts
90 equal parts 90 equal parts

The instruments that measure atmospheric pressure are called:

1 Mark(s)

Your Answer:

beam balance beam balance
thermometers thermometers
barometers barometers
screw gauge screw gauge

Sparrow is to Seed as Silkworm is to __________?

1 Mark(s)

Your Answer:

Silk Silk
Maple Maple
Mulberry Mulberry
Pine Pine

What is \$0.5$ as a fraction?

1 Mark(s)

Your Answer:

$\frac{1}{2}$ $\frac{1}{2}$
$\frac{1}{3}$ $\frac{1}{3}$
$\frac{1}{4}$ $\frac{1}{4}$
$\frac{1}{5}$ $\frac{1}{5}$

The process of generating an induced current in a circuit by changing the number of magnetic lines of force passing through it is called:

1 Mark(s)

Your Answer:

electromagnetic difference electromagnetic difference
electromagnetic induction electromagnetic induction
electromotive force electromotive force
potential difference potential difference

The increase in 37 x 43 when 37 is increased by 1 and 43 is decreased by 1 is

1 Mark(s)

Your Answer:

A) 4 A) 4
B) 79 B) 79
C) 5 C) 5
D) 78 D) 78

One who does not marry, especially as a religious obligation

1 Mark(s)

Your Answer:

Bachelor Bachelor
Celibate Celibate
Vigin Vigin
Recluse Recluse

Match the Column I with Column II.

1 Mark(s)

Your Answer:

A) 35 :49 (i) 7 6 A) 35 :49 (i) 7 6
B) 63 :54 (ii) 8 7 B) 63 :54 (ii) 8 7
C) 64: 40 (iii) 5 7 C) 64: 40 (iii) 5 7
D) 48 :42 (iv) 8 5 (iii) 5 7 D) 48 :42 (iv) 8 5 (iii) 5 7

Directions : Each of the following question consists of a statement followed by two arguments I and II. You have to decide which of the arguments is a STRONG arguments and which is a WEAK Argument. Statement : Should colleges be given the status of a university in India? Arguments : I. Yes. Colleges are in a better position to assess the student's performance and therefore the degrees will be more valid. II. No. It is Utopian to think that there will not be nepotism and corruption in awarding degrees by colleges.

1 Mark(s)

Your Answer:

Only argument I is strong Only argument I is strong
Only argument II is strong Only argument II is strong
Either I or II is strong Either I or II is strong
Neither I nor II is strong Neither I nor II is strong
Both I and II are strong Both I and II are strong

A charge in the electric field always:

1 Mark(s)

Your Answer:

moves from lower potential to higher potential
moves from higher potential to lower potential
stay at higher potential stay at higher potential
stay at lower potential stay at lower potential

Your Spanish is really good but mine _____?

1 Mark(s)

Your Answer:

isn’t isn’t
haven’t haven’t
doesn’t doesn’t
don’t don’t

Choose analogous pair: Cube : Cuboid

1 Mark(s)

Your Answer:

Oval : Sphere Oval : Sphere
Square : Cube Square : Cube
Sphere : Ellipsoid Sphere : Ellipsoid
Triangle : Cone Triangle : Cone

Choose analogous pair: Filter : Water

1 Mark(s)

Your Answer:

Expurge : Book Expurge : Book
Edit : Text Edit : Text
Censor : Play Censor : Play
Curtail : Activity Curtail : Activity

An independent person or body officially appointed to settle a dispute:

1 Mark(s)

Your Answer:

Arbiter Arbiter
Mediator Mediator
Agent provocateur Agent provocateur
Arbitrator Arbitrator

The potential energy $U$ between two atoms in a diatomic molecule is given by $U(r) = A/r^{12} - B/r^6$. The equilibrium separation is:

1 Mark(s)

Your Answer:

$(2A/B)^{1/6}$ $(2A/B)^{1/6}$
$(A/B)^{1/6}$ $(A/B)^{1/6}$
$(2A/B)^{1/12}$ $(2A/B)^{1/12}$
$2A/B$ $2A/B$

Two chords of a circle which are equidistant from the center are:

1 Mark(s)

Your Answer:

collinear collinear
non-collinear non-collinear
non-congruent non-congruent
congruent congruent

The sum of \$62$ and \$38$ is:

1 Mark(s)

Your Answer:

95 95
98 98
102 102
100 100

The synonym of 'Obsolete' is:

1 Mark(s)

Your Answer:

Modern Modern
New New
Outdated Outdated
Current Current

A is B's grandmother. C is B's uncle. D is C's son. E is D's wife. F is E's mother. What is F to A?

1 Mark(s)

Your Answer:

Sister Sister
No direct relation No direct relation
Mother Mother
Daughter Daughter

The fastest land animal is:

1 Mark(s)

Your Answer:

Cheetah Cheetah
Lion Lion
Horse Horse
Leopard Leopard

The product of the area of three adjacent faces of a rectangular box is equal to___________?

1 Mark(s)

Your Answer:

the volume of the box the volume of the box
Twice the volume of the box Twice the volume of the box
the square of the volume of the box the square of the volume of the box
Cube root of the volume of the box Cube root of the volume of the box

The unit of resistivity is:

1 Mark(s)

Your Answer:

$\Omega / m$ $\Omega / m$
$\Omega \cdot m$ $\Omega \cdot m$
$\Omega$ $\Omega$
$m / \Omega$ $m / \Omega$

The activity of a sample of radioactive bismuth decreases to one-eighth of the original in 15 days. Its half-life is:

1 Mark(s)

Your Answer:

10 days 10 days
15 days 15 days
3 days 3 days
5 days 5 days

If P -1, P + 3 and 3P – 1 are three consecutive terms of an AP, then P is equal to:

1 Mark(s)

Your Answer:

A) 4 A) 4
B) -4 B) -4
C) 2 C) 2
D) -2 D) -2

I was alarmed_______his death.

1 Mark(s)

Your Answer:

by by
at at
upon upon
from from

10, 14, 26, 42, 70, ?

1 Mark(s)

Your Answer:

100 100
102 102
106 106
114 114

The perimeter of the figure is

1 Mark(s)

Your Answer:

A) 15 cm A) 15 cm
B) 20 cm B) 20 cm
C) 10 cm C) 10 cm
D) 50 cm. D) 50 cm.

What comes next: 1A, 4D, 9G, 16J, 25M, ?

1 Mark(s)

Your Answer:

30P 30P
35P 35P
36P 36P
49P 49P

The angle of rotation in equilateral triangle is

1 Mark(s)

Your Answer:

A) 60° A) 60°
B) 70° B) 70°
C) 90° C) 90°
D) 120° D) 120°

If two positive numbers are in the ratio 1/8 : 1/5, then by what percent is the second number more than the first?

1 Mark(s)

Your Answer:

40% 40%
33 1/3% 33 1/3%
60% 60%
66 2/3% 66 2/3%
None of these None of these

In nuclear fission, as compared to the original mass of the heavy nucleus, the total mass of the product is:

1 Mark(s)

Your Answer:

equal equal
more more
less less
zero zero

A man carries a load of 50 kg through a height of 40 m in 25 seconds. His power is:

1 Mark(s)

Your Answer:

$200 W$ $200 W$
$400 W$ $400 W$
$800 W$ $800 W$
$1000 W$ $1000 W$

The study of internal structure of earth is:

1 Mark(s)

Your Answer:

geophysics geophysics
electricity and magnetism electricity and magnetism
mechanics mechanics
thermodynamics thermodynamics

How many main frontiers of fundamental science ?

1 Mark(s)

Your Answer:

1 1
2 2
3 3
4 4

Some boys are sitting in three rows all facing North such that A is in the middle row. P is just to the right of A but in the same row. Q is just behind of P while R is in the North of A. In which direction of R is Q?

1 Mark(s)

Your Answer:

South South
South-West South-West
North-East North-East
South-East South-East

Do you know ......?

1 Mark(s)

Your Answer:

where she comes from where she comes from
where does she come from where does she come from
where from she comes where from she comes
from where does she come from where does she come

Evaluating Your Answers

Pakistan Air Force Mock Test 6 : Question 1 of 62