ECAT Mathematics Chapter 12 online mcq test with answers for chapter 12 (Trigonometric Functions and Identities)

Question # 1

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 # 2

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

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

Question # 3

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

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

Question # 4

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 # 5

The value of 63^οin term ofπ is

5π/2
A
5π/3 B
7π/20 C
7π/3 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

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

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

Question # 8

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 9

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 10

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 11

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 # 12

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Question # 13

21.256^ο

21^ο15'21"

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

Question # 14

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 # 15

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Question # 16

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 # 17

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

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

Question # 18

154^ο20' =

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

Question # 19

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

150^ο A
130^ο B
135^ο C
140^ο D

Question # 20

the value of 25π/36 in degrees is

120^ο
A
125^ο B
60^ο C
115^ο D

Question # 21

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

140^ο A
130^ο B
120^ο C
45^ο D

Question # 22

The value of 150^οin term of π is

2π/5
A
5π/2 B
3π/2 C
2550/32401π D

Question # 23

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 # 24

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 25

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Question # 26

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 # 27

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

Sr.#	Question	Answer
1	If sinθ = 12/13, and sinθ > 0, then tan θ =	A. 2/5 B. 12/13 C. 13/5 D. 12/5
2	The value of 300^οin term ofπ is	A. 5π/3 B. 2π/3 C. 5π/2 D. 5π
3	If l=1.5 cm and r=2.5 cm, then 0=	A. .3 radians B. .20 radians C. .5 radians D. .6 radians
4	The are of sector of a circular region of radius r is	A. 2π r B. π r² C. 1/2π r² D. 1/2 r²0
5	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
6	The value of 7π/9 in terms of degree is	A. 140^ο B. 130^ο C. 120^ο D. 45^ο
7	56^ο=.....................radians	A. 1.25 B. 2.56 C. 95 D. 0.98
8	If cosθ = 9/41 and sinθ< 0, the tanθ =	A. 41/9 B. -40/9 C. 9/10 D. 3/20
9	The value of 63^οin term ofπ is	A. 5π/2 B. 5π/3 C. 7π/20 D. 7π/3
10	21.256^ο	A. 21^ο15'21" B. 21^ο20'56" C. 21^ο25'1" D. 21^ο25'6"

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ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 12 (Trigonometric Functions and Identities)

MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 12 Trigonometric Functions and Identities

ECAT (Pre-Eng) Mathematics Chapter 12 Trigonometric Functions and Identities

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

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

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

Express cos 320ο between 0οand 45ο

The value of 63οin term ofπ is

The value of 2π/3 in degree is

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

56ο=.....................radians

56ο=.....................radians

The value of 300ο in term ofπ 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

The value of 289οin radians is

21.256ο

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

16ο30' =

Express cos 320ο between 0οand 45ο

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

154ο20' =

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

the value of 25π/36 in degrees is

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

The value of 150ο in term of π is

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

If x>0 and y<0, then cosθ

3/π=...........

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

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

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Express cos 320^οbetween 0^οand 45^ο

The value of 63^οin term ofπ is

56^ο=.....................radians

56^ο=.....................radians

The value of 300^οin term ofπ is

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

The value of 289^οin radians is

21.256^ο

16^ο30' =

Express cos 320^οbetween 0^οand 45^ο

154^ο20' =

The value of 150^οin term of π is