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

Question # 1

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 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

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

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

Question # 4

154^ο20' =

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

Question # 5

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 # 6

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

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

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Question # 9

21.256^ο

21^ο15'21"

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

Question # 10

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 # 11

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

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

Question # 12

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

140^ο A
130^ο B
120^ο C
45^ο D

Question # 13

The value of 63^οin term ofπ is

5π/2
A
5π/3 B
7π/20 C
7π/3 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

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 # 16

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 # 17

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

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

Question # 18

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 19

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 20

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

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

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 # 23

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 # 24

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Question # 25

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 # 26

The value of 2π/3 in degree is

120^ο A
160^ο B
150^ο C
60^ο D

Question # 27

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Sr.#	Question	Answer
1	The value of 289^οin radians is	A. 4.05 B. 3.02 C. π/2 D. 5.04
2	If x>0 and y<0, then cosθ	A. Positive B. negative C. zero D. infinity
3	154^ο20' =	A. 2550/34401π B. 27721/22400 π C. 2521/32400π D. 4125/32400π
4	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
5	56^ο=.....................radians	A. 1.25 B. 2.56 C. 95 D. 0.98
6	The value of 2π/3 in degree is	A. 120^ο B. 160^ο C. 150^ο D. 60^ο
7	The value of 63^οin term ofπ is	A. 5π/2 B. 5π/3 C. 7π/20 D. 7π/3
8	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
9	If sinθ = 12/13, and sinθ > 0, then tan θ =	A. 2/5 B. 12/13 C. 13/5 D. 12/5
10	if tanθ = 8/15 and cosθ< 0 , then cscθ =	A. -8/15 B. 15/8 C. 3/15 D. -17/8

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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

56ο=.....................radians

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

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

154ο20' =

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

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

the value of 25π/36 in degrees 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

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

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

The value of 63οin term ofπ is

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

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

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

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

The value of 300ο in term ofπ is

If x>0 and y<0, then cosθ

56ο=.....................radians

The value of 150ο in term of π is

Express cos 320ο between 0οand 45ο

Express cos 320ο between 0οand 45ο

3/π=...........

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 2π/3 in degree is

16ο30' =

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56^ο=.....................radians

154^ο20' =

The value of 289^οin radians is

21.256^ο

The value of 63^οin term ofπ is

The value of 300^οin term ofπ is

56^ο=.....................radians

The value of 150^οin term of π is

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

16^ο30' =