Pakistan Air Force Mock Test 15

If the value of 4 cos2θ - 4√3 cos θ + 3 = 0, then what is the value of θ?

1 Mark(s)

Your Answer:

600 600
300 300
450 450
None of the above None of the above

Which number is divisible by 8?

1 Mark(s)

Your Answer:

A) 1244 A) 1244
B) 1300 B) 1300
C) 1456 C) 1456
D) 1700 D) 1700

A person who speaks many languages

1 Mark(s)

Your Answer:

Linguist Linguist
Monolingual Monolingual
Polyglot Polyglot
Bilingual Bilingual

If $x^2 - 5x + 6 = 0$, find the product of the roots.

1 Mark(s)

Your Answer:

6 6
5 5
-6 -6
-5 -5

Statements: X > Y = Z > W, V > W. Conclusions: I. X > V II. Y > V. Which is definitely true?

1 Mark(s)

Your Answer:

Only I Only I
Only II Only II
Both Both
Neither Neither

Let A = {1, 2, 3, …. n} and B = {a, b}. Then the number of surjections from A into B is

1 Mark(s)

Your Answer:

A) $^{n} P_{2}$ A) $^{n} P_{2}$
B) 2 n – 2 B) 2 n – 2
C) 2 n – 1 C) 2 n – 1
D) none of these D) none of these

A person walks 7 km North, 24 km East. What is the shortest distance from start?

1 Mark(s)

Your Answer:

31 km 31 km
28 km 28 km
20 km 20 km
25 km 25 km

Complete the series: 16, 32, 48, 64, 80, ?

1 Mark(s)

Your Answer:

88 88
92 92
96 96
100 100

What is the formula for Simple Interest?

1 Mark(s)

Your Answer:

$SI = \frac{P \times R \times T}{100}$ $SI = \frac{P \times R \times T}{100}$
$SI = P \times R \times T$ $SI = P \times R \times T$
$SI = \frac{P + R + T}{100}$ $SI = \frac{P + R + T}{100}$
$SI = P(1 + RT)$ $SI = P(1 + RT)$

What scale measures hurricane intensity?

1 Mark(s)

Your Answer:

Richter Richter
Saffir-Simpson Saffir-Simpson
Beaufort Beaufort
Fujita Fujita

A hydraulic press has ram areas in the ratio 1:100. A force of 20N on the smaller piston can lift a weight of:

1 Mark(s)

Your Answer:

$2000 N$ $2000 N$
$200 N$ $200 N$
$20 N$ $20 N$
$20000 N$ $20000 N$

If January 10th is a Thursday, what day is February 10th in a non-leap year?

1 Mark(s)

Your Answer:

Saturday Saturday
Monday Monday
Tuesday Tuesday
Sunday Sunday

ENMITY

1 Mark(s)

Your Answer:

Important Important
Unnecessary Unnecessary
Friendship Friendship
Likeness Likeness

The ratio of the length and the breadth of a rectangle is 4 : 3 and the area of the rectangle is 6912 sq cm. Find the ratio of the breadth and the area of the rectangle?

1 Mark(s)

Your Answer:

1 : 96 1 : 96
1 : 48 1 : 48
1 : 84 1 : 84
1 : 68 1 : 68

Compton effect proves the________________?

1 Mark(s)

Your Answer:

Photon theory of light Photon theory of light
Dual nature of light Dual nature of light
Wave nature of light Wave nature of light
Uncertain nature of light Uncertain nature of light

Synonym of “sporadic” is _________?

1 Mark(s)

Your Answer:

irregular irregular
instinctive instinctive
accidental accidental
not genuine not genuine

Identify different item

1 Mark(s)

Your Answer:

North North
South South
Up Up
East East

M is 15 years older than N. 10 years from now, M will be twice as old as N. Find M's present age.

1 Mark(s)

Your Answer:

18 years 18 years
22 years 22 years
24 years 24 years
20 years 20 years

A rectangular grass field is 75 m * 55 m, it has a path of 2.5 m wide all round it on the outside. Find the area of the path and the cost of constructing it at Rs.2 per sq m?

1 Mark(s)

Your Answer:

675, Rs.1350 675, Rs.1350
575, Rs.1350 575, Rs.1350
1350, Rs.675 1350, Rs.675
None None

A force $\vec{F} = 3\hat{i} + 4\hat{j}$ acts on a body and displaces it by $\vec{S} = 3\hat{i} + 4\hat{j}$. The work done is:

1 Mark(s)

Your Answer:

$7 J$ $7 J$
$25 J$ $25 J$
$12 J$ $12 J$
$50 J$ $50 J$

What is the backward position of letter 'L'?

1 Mark(s)

Your Answer:

14 14
15 15
16 16
13 13

There is . . . . . . . . fish in . . . . . . . . bottle.

1 Mark(s)

Your Answer:

the, the the, the
a, the a, the
a, a a, a
none none

How many continents start with the letter A?

1 Mark(s)

Your Answer:

Two Two
Four Four
Three Three
Five Five

Power dissipated in a resistor is given by:

1 Mark(s)

Your Answer:

$IV$ $IV$
$I^2 R$ $I^2 R$
$V^2/R$ $V^2/R$
All of these All of these

It will rain soon, _________?

1 Mark(s)

Your Answer:

will it will it
won’t it won’t it
would it would it
wouldn’t it wouldn’t it

The angle subtended between any two chords of a circle, having common point on its circumference is called:

1 Mark(s)

Your Answer:

circumangle circumangle
right angle right angle
supplementary angle supplementary angle
complementary angle complementary angle

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 all the practising doctors be brought under Government control so that they get salary from the Government and treat patients free of cost? Arguments : I. No. How can any country do such an undemocratic thing? II. Yes. Despite many problems, it will certainly help minimize, if not eradicate, unethical medical practices.

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

Which item doesn't fit?

1 Mark(s)

Your Answer:

Eye Eye
Ear Ear
Nose Nose
Shoe Shoe

If the length of diagonal AC of a square ABCD is 5.2 cm then area of the square ABCD is_________?

1 Mark(s)

Your Answer:

15.12 sq.cm 15.12 sq.cm
13.52 sq.cm 13.52 sq.cm
12.62 sq.cm 12.62 sq.cm
10 sq.cm 10 sq.cm

3, 8, 10, 15, 17, 22, 24, ... choose which pair of numbers comes next?

1 Mark(s)

Your Answer:

26, 28 26, 28
29, 34 29, 34
29, 31 29, 31
26, 31 26, 31
26, 32 26, 32

AFP is a news agency of:

1 Mark(s)

Your Answer:

France France
USA USA
China China
Russia Russia

Detect analogy : Love : Respect : Sympathy

1 Mark(s)

Your Answer:

They are sentiments. They are sentiments.
They are feelings. They are feelings.
They are not reciprocal. They are not reciprocal.
They cannot be displayed. They cannot be displayed.

At what price must kashif sell a mixture of 80 kg sugar at Rs. 6.75 per kg with 120 kg at Rs. 8 per kg to gain 20%?

1 Mark(s)

Your Answer:

Rs. 7.50 per kg Rs. 7.50 per kg
Rs. 8.20 per kg Rs. 8.20 per kg
Rs. 8.85 per kg Rs. 8.85 per kg
Rs. 9 per kg Rs. 9 per kg

Who invented the dishwasher?

1 Mark(s)

Your Answer:

Thomas Edison Thomas Edison
George Westinghouse George Westinghouse
Josephine Cochrane Josephine Cochrane
Nikola Tesla Nikola Tesla

A is B's uncle. B is C's father. What is A to C?

1 Mark(s)

Your Answer:

Uncle Uncle
Father Father
Grandfather Grandfather
Grand-uncle Grand-uncle

Code: A @ B means A > B, A # B means A < B, A $ B means A ≥ B, A % B means A ≤ B, A & B means A = B. Statements: M $ N, N @ O, O $ P, P @ Q, Q $ R, R @ S, S $ T, T @ U. Conclusions: I. M @ U II. N @ U III. O @ U IV. P @ U

1 Mark(s)

Your Answer:

Only I and II Only I and II
Only I, II and III Only I, II and III
Only I, II and IV Only I, II and IV
All four All four

Two masses 1g and 4g have the same kinetic energy. The ratio of their momenta is:

1 Mark(s)

Your Answer:

01:04:00 01:04:00
01:02:00 01:02:00
02:01:00 02:01:00
04:01:00 04:01:00

A measure that determines a value of the variable under study by dividing the sum of all values of the variable by their number is called:

1 Mark(s)

Your Answer:

Arithmetic mean Arithmetic mean
standard deviation standard deviation
mid-point mid-point
median median

Fill in the blank with the most appropriate word. A: Can I speak to Mr. Rich? B: I'm sorry, he _____________.

1 Mark(s)

Your Answer:

is sleeping is sleeping
sleeps sleeps
slept slept
was sleeping was sleeping

Amber : Yellow : : Caramine : ____________?

1 Mark(s)

Your Answer:

Red Red
Green Green
Blue Blue
Orange Orange

He is superior ___ me.

1 Mark(s)

Your Answer:

than than
from from
to to
with with

Profit : Loss ::

1 Mark(s)

Your Answer:

Success : Failure Success : Failure
Rupee : Paisa Rupee : Paisa
Whole : Part Whole : Part
Multiplication : Addition Multiplication : Addition

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

Tuberculosis : Lungs : : Cataract : __________?

1 Mark(s)

Your Answer:

Ear Ear
Throat Throat
Skin Skin
Eye Eye

Mirror image of the point (- 1, 2) in j’-axis is :

1 Mark(s)

Your Answer:

A) (0, 2) A) (0, 2)
B) (1,-2) B) (1,-2)
C) (2, 1) C) (2, 1)
D) (2, -1) (0, 2) D) (2, -1) (0, 2)

One of the most significant phenomenons of our time has been the development of cinema.

1 Mark(s)

Your Answer:

phenomenon phenomenon
phenomena phenomena
phenomenonna phenomenonna
phenomenonns phenomenonns
No correction required No correction required

The height of two right circular cones are in the ratio 1:2 and their perimeters of their bases are in the ratio 3:4, the ratio of their volume is_________?

1 Mark(s)

Your Answer:

3:8 3:8
9:16 9:16
9:32 9:32
9:64 9:64

APPLE : FRUIT :: CARROT : ?

1 Mark(s)

Your Answer:

Root Root
Vegetable Vegetable
Orange Orange
Food Food

In two rows of 80 students each facing each other, A in Row 1 is 30th from the left. B in Row 2 faces A. If B is 25th from the right in Row 2, is this arrangement correct?

1 Mark(s)

Your Answer:

Yes Yes
Maybe Maybe
Cannot say Cannot say
No No

He says, ” They will hurt you”.

1 Mark(s)

Your Answer:

He said to me that they will hurt me. He said to me that they will hurt me.
He said to me that they would be hurt me.
He said to me that they would hurt you. He said to me that they would hurt you.
He said to me that they would hurt me. He said to me that they would hurt me.

Headquarters of World Bank is in:

1 Mark(s)

Your Answer:

New York New York
Washington D.C. Washington D.C.
Geneva Geneva
London London

Let me do this.

1 Mark(s)

Your Answer:

Let us do this. Let us do this.
This is to be done by me. This is to be done by me.
Let this be done by me. Let this be done by me.
Let I do this. Let I do this.

Sterilization of surgical instruments medical supplies and bandages can be done by exposing them to a beam of_______________?

1 Mark(s)

Your Answer:

α-rays α-rays
β-rays β-rays
γ-rays γ-rays
B and C have equal antiseptic propertie B and C have equal antiseptic propertie

To turn voices into an electric signal that are transmitted over phone lines, modern telephone uses:

1 Mark(s)

Your Answer:

diaphragms diaphragms
mentacles mentacles
cylinder braid cylinder braid
insulating sleeve insulating sleeve

The largest size of bamboo that can be placed in a square of area 100 sq.meters is__________?

1 Mark(s)

Your Answer:

10m 10m
14.14m 14.14m
20m 20m
25m 25m

Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer : Statement : The civic authority has advised the residents in the area to use mosquito repellents or sleep inside nets as large number of people are suffering from malaria. Assumptions : I. Local residents have enough money to arrange for the repellents or nets. II. People may ignore and continue to get mosquito bites as they have other pressing needs.

1 Mark(s)

Your Answer:

Only assumption I is implicit Only assumption I is implicit
Only assumption II is implicit Only assumption II is implicit
Either I or II is implicit Either I or II is implicit
Neither I nor II is implicit Neither I nor II is implicit
Both I and II are implicit Both I and II are implicit

Evaluating Your Answers

Pakistan Air Force Mock Test 15 : Question 1 of 56