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

Question # 1

The value of 150^οin term of π is

2π/5
A
5π/2 B
3π/2 C
2550/32401π 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 sinθ = 12/13, and sinθ > 0, then tan θ =

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

Question # 4

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 5

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

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

Question # 6

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Question # 7

the value of 25π/36 in degrees is

120^ο
A
125^ο B
60^ο C
115^ο D

Question # 8

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 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

154^ο20' =

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

Question # 11

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

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

Question # 12

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

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

Question # 13

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 # 14

The value of 63^οin term ofπ is

5π/2
A
5π/3 B
7π/20 C
7π/3 D

Question # 15

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 # 16

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 17

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 # 18

21.256^ο

21^ο15'21"

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

Question # 19

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 20

The value of 2π/3 in degree is

120^ο A
160^ο B
150^ο C
60^ο D

Question # 21

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Question # 22

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 # 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

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 # 25

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Question # 26

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

140^ο A
130^ο B
120^ο C
45^ο D

Question # 27

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

150^ο A
130^ο B
135^ο C
140^ο D

Sr.#	Question	Answer
1	3/π=...........	A. 54.71^ο B. 21^ο C. 51^ο D. 29^ο
2	If l=1.5 cm and r=2.5 cm, then 0=	A. .3 radians B. .20 radians C. .5 radians D. .6 radians
3	The value of 7π /9 in terms of degrees is	A. 150^ο B. 130^ο C. 135^ο D. 140^ο
4	Express cos 320^οbetween 0^οand 45^ο	A. cos 45^ο B. cos 30^ο C. -cos 40^ο D. cos 40^ο
5	154^ο20' =	A. 2550/34401π B. 27721/22400 π C. 2521/32400π D. 4125/32400π
6	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
7	the value of 25π/36 in degrees is	A. 120^ο B. 125^ο C. 60^ο D. 115^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	if tanθ = 8/15 and cosθ< 0 , then cscθ =	A. -8/15 B. 15/8 C. 3/15 D. -17/8
10	The value of 289^οin radians is	A. 4.05 B. 3.02 C. π/2 D. 5.04

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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 value of 150ο in term of π is

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

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

If x>0 and y<0, then cosθ

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

16ο30' =

the value of 25π/36 in degrees is

56ο=.....................radians

Express cos 320ο between 0οand 45ο

154ο20' =

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

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

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 63οin term ofπ is

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

The value of 300ο in term ofπ is

Express cos 320ο between 0οand 45ο

21.256ο

56ο=.....................radians

The value of 2π/3 in degree is

3/π=...........

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

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

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 289οin radians is

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

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

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The value of 150^οin term of π is

16^ο30' =

56^ο=.....................radians

Express cos 320^οbetween 0^οand 45^ο

154^ο20' =

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 63^οin term ofπ is

The value of 300^οin term ofπ is

Express cos 320^οbetween 0^οand 45^ο

21.256^ο

56^ο=.....................radians

The value of 289^οin radians is