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

Question # 1

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 # 2

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 # 3

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 # 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 7π /9 in terms of degrees is

150^ο A
130^ο B
135^ο C
140^ο D

Question # 6

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 7

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

140^ο A
130^ο B
120^ο C
45^ο 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

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

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

Question # 10

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 # 11

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 # 12

154^ο20' =

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

Question # 13

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 14

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Question # 15

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

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

Question # 16

The value of 150^οin term of π is

2π/5
A
5π/2 B
3π/2 C
2550/32401π D

Question # 17

The value of 63^οin term ofπ is

5π/2
A
5π/3 B
7π/20 C
7π/3 D

Question # 18

21.256^ο

21^ο15'21"

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

Question # 19

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 # 20

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 21

The value of 2π/3 in degree is

120^ο A
160^ο B
150^ο C
60^ο D

Question # 22

the value of 25π/36 in degrees is

120^ο
A
125^ο B
60^ο C
115^ο D

Question # 23

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 24

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

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

Question # 25

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

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

Question # 26

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Question # 27

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Sr.#	Question	Answer
1	154^ο20' =	A. 2550/34401π B. 27721/22400 π C. 2521/32400π D. 4125/32400π
2	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
3	3/π=...........	A. 54.71^ο B. 21^ο C. 51^ο D. 29^ο
4	16^ο30' =	A. 16.5^ο B. 16.2^ο C. 16.60^ο D. 19.9^ο
5	If l=1.5 cm and r=2.5 cm, then 0=	A. .3 radians B. .20 radians C. .5 radians D. .6 radians
6	The value of 7π /9 in terms of degrees is	A. 150^ο B. 130^ο C. 135^ο D. 140^ο
7	Express cos 320^οbetween 0^οand 45^ο	A. cos 45^ο B. cos 30^ο C. -cos 40^ο D. cos 40^ο
8	If sinθ = 12/13, and sinθ > 0, then tan θ =	A. 2/5 B. 12/13 C. 13/5 D. 12/5
9	56^ο=.....................radians	A. 1.25 B. 2.56 C. 95 D. 0.98
10	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

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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

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

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

Express cos 320ο between 0οand 45ο

Express cos 320ο between 0οand 45ο

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

If x>0 and y<0, then cosθ

The value of 7π/9 in terms of degree 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

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

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

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

154ο20' =

56ο=.....................radians

The value of 289οin radians is

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

The value of 150ο in term of π is

The value of 63οin term ofπ 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

56ο=.....................radians

The value of 2π/3 in degree is

the value of 25π/36 in degrees is

The value of 300ο in term ofπ is

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

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

16ο30' =

3/π=...........

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Express cos 320^οbetween 0^οand 45^ο

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

154^ο20' =

56^ο=.....................radians

The value of 289^οin radians is

The value of 150^οin term of π is

The value of 63^οin term ofπ is

21.256^ο

56^ο=.....................radians

The value of 300^οin term ofπ is

16^ο30' =