ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 12

Question # 1

If cosθ = 9/41 and sinθ< 0, the tanθ =

41/9 A
-40/9 B
9/10 C
3/20 D

Question # 2

The are of sector of a circular region of radius r is

2π r A
π r² B
1/2π r² C
1/2 r²0 D

Question # 3

If l=1.5 cm and r=2.5 cm, then 0=

.3 radians A
.20 radians B
.5 radians C
.6 radians D

Question # 4

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 5

Express cos 320^οbetween 0^οand 45^ο

cos 45^ο A
cos 30^ο B
-cos 40^ο C
cos 40^ο D

Question # 6

The value of 2π/3 in degree is

120^ο A
160^ο B
150^ο C
60^ο D

Question # 7

The circular measure of the angle between the hands of a watch of 4 0'clock is

π/2 A
π/4 B
2π/3 C
π/6 D

Question # 8

The circle with are 60 cm²has an arc 8 cm long. The angle that is subtended at the centre of the circle by the are is

1.83 radians A
2.1 radians B
1.05 radians C
1.25 radians D

Question # 9

Express cos 320^οbetween 0^οand 45^ο

cos 45^ο A
cos 30^ο B
-cos 40^ο C
cos 40^ο D

Question # 10

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 11

the value of 25π/36 in degrees is

120^ο
A
125^ο B
60^ο C
115^ο D

Question # 12

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Question # 13

If sinθ = 12/13, and sinθ > 0, then tan θ =

2/5 A
12/13 B
13/5 C
12/5 D

Question # 14

The value of 7π /9 in terms of degrees is

150^ο A
130^ο B
135^ο C
140^ο D

Question # 15

If sinθ = 12/13, and sinθ > 0, then tan θ =

2/5 A
12/13 B
13/5 C
12/5 D

Question # 16

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Question # 17

if tanθ = 8/15 and cosθ< 0 , then cscθ =

-8/15 A
15/8 B
3/15 C
-17/8 D

Question # 18

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Question # 19

154^ο20' =

2550/34401π
A
27721/22400 π B
2521/32400π C
4125/32400π D

Question # 20

radian is the measure of the angle subtended oat the centre of the circle by an are, whose length is equal to the

radius of the circle A
circumference B
are length C
tangent of the circle D
none of these E

Question # 21

The value of 150^οin term of π is

2π/5
A
5π/2 B
3π/2 C
2550/32401π D

Question # 22

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 23

The value of 7π/9 in terms of degree is

140^ο A
130^ο B
120^ο C
45^ο D

Question # 24

The value of 63^οin term ofπ is

5π/2
A
5π/3 B
7π/20 C
7π/3 D

Question # 25

The area of a sector of a circular region of radius r is

2π r A
π r² B
1/2πr² C
π/6 D

Question # 26

21.256^ο

21^ο15'21"

A
21^ο20'56" B
21^ο25'1" C
21^ο25'6" D

Question # 27

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Sr.#	Question	Answer
1	The circular measure of the angle between the hands of a watch of 4 0'clock is	A. π/2 B. π/4 C. 2π/3 D. π/6
2	If x>0 and y<0, then cosθ	A. Positive B. negative C. zero D. infinity
3	The value of 7π/9 in terms of degree is	A. 140^ο B. 130^ο C. 120^ο D. 45^ο
4	154^ο20' =	A. 2550/34401π B. 27721/22400 π C. 2521/32400π D. 4125/32400π
5	The circle with are 60 cm²has an arc 8 cm long. The angle that is subtended at the centre of the circle by the are is	A. 1.83 radians B. 2.1 radians C. 1.05 radians D. 1.25 radians
6	if tanθ = 8/15 and cosθ< 0 , then cscθ =	A. -8/15 B. 15/8 C. 3/15 D. -17/8
7	The area of a sector of a circular region of radius r is	A. 2π r B. π r² C. 1/2πr² D. π/6
8	3/π=...........	A. 54.71^ο B. 21^ο C. 51^ο D. 29^ο
9	Express cos 320^οbetween 0^οand 45^ο	A. cos 45^ο B. cos 30^ο C. -cos 40^ο D. cos 40^ο
10	56^ο=.....................radians	A. 1.25 B. 2.56 C. 95 D. 0.98

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ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 12

MCQ's Test For ECAT Mathematics Chapter 12 Trigonometric Functions and Identities

ECAT Mathematics Chapter 12 Trigonometric Functions and Identities

If cosθ = 9/41 and sinθ< 0, the tanθ =

The are of sector of a circular region of radius r is

If l=1.5 cm and r=2.5 cm, then 0=

The value of 300ο in term ofπ is

Express cos 320ο between 0οand 45ο

The value of 2π/3 in degree is

The circular measure of the angle between the hands of a watch of 4 0'clock is

The circle with are 60 cm2 has an arc 8 cm long. The angle that is subtended at the centre of the circle by the are is

Express cos 320ο between 0οand 45ο

If x>0 and y<0, then cosθ

the value of 25π/36 in degrees is

3/π=...........

If sinθ = 12/13, and sinθ > 0, then tan θ =

The value of 7π /9 in terms of degrees is

If sinθ = 12/13, and sinθ > 0, then tan θ =

The value of 289οin radians is

if tanθ = 8/15 and cosθ< 0 , then cscθ =

16ο30' =

154ο20' =

radian is the measure of the angle subtended oat the centre of the circle by an are, whose length is equal to the

The value of 150ο in term of π is

56ο=.....................radians

The value of 7π/9 in terms of degree is

The value of 63οin term ofπ is

The area of a sector of a circular region of radius r is

21.256ο

56ο=.....................radians

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The value of 300^οin term ofπ is

Express cos 320^οbetween 0^οand 45^ο

The circle with are 60 cm²has an arc 8 cm long. The angle that is subtended at the centre of the circle by the are is

Express cos 320^οbetween 0^οand 45^ο

The value of 289^οin radians is

16^ο30' =

154^ο20' =

The value of 150^οin term of π is

56^ο=.....................radians

The value of 63^οin term ofπ is

21.256^ο

56^ο=.....................radians