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

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

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

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

the value of 25π/36 in degrees is

120^ο
A
125^ο B
60^ο C
115^ο D

Question # 5

154^ο20' =

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

Question # 6

The value of 150^οin term of π is

2π/5
A
5π/2 B
3π/2 C
2550/32401π D

Question # 7

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

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

Question # 8

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 # 9

If x>0 and y<0, then cosθ

Positive A
negative B
zero C
infinity D

Question # 10

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 # 11

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

150^ο A
130^ο B
135^ο C
140^ο D

Question # 12

3/π=...........

54.71^ο A
21^ο B
51^ο C
29^ο D

Question # 13

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 # 14

21.256^ο

21^ο15'21"

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

Question # 15

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 # 16

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

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

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 19

The value of 2π/3 in degree is

120^ο A
160^ο B
150^ο C
60^ο D

Question # 20

56^ο=.....................radians

1.25 A
2.56 B
95 C
0.98 D

Question # 21

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 # 22

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 # 23

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 # 24

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

140^ο A
130^ο B
120^ο C
45^ο D

Question # 25

The value of 300^οin term ofπ is

5π/3 A
2π/3 B
5π/2 C
5π D

Question # 26

16^ο30' =

16.5^ο A
16.2^ο B
16.60^ο C
19.9^ο D

Question # 27

The value of 289^οin radians is

4.05 A
3.02 B
π/2
C
5.04 D

Sr.#	Question	Answer
1	the value of 25π/36 in degrees is	A. 120^ο B. 125^ο C. 60^ο D. 115^ο
2	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
3	56^ο=.....................radians	A. 1.25 B. 2.56 C. 95 D. 0.98
4	if tanθ = 8/15 and cosθ< 0 , then cscθ =	A. -8/15 B. 15/8 C. 3/15 D. -17/8
5	Express cos 320^οbetween 0^οand 45^ο	A. cos 45^ο B. cos 30^ο C. -cos 40^ο D. cos 40^ο
6	The value of 63^οin term ofπ is	A. 5π/2 B. 5π/3 C. 7π/20 D. 7π/3
7	If cosθ = 9/41 and sinθ< 0, the tanθ =	A. 41/9 B. -40/9 C. 9/10 D. 3/20
8	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
9	154^ο20' =	A. 2550/34401π B. 27721/22400 π C. 2521/32400π D. 4125/32400π
10	The value of 150^οin term of π is	A. 2π/5 B. 5π/2 C. 3π/2 D. 2550/32401π

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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 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 25π/36 in degrees is

154ο20' =

The value of 150ο in term of π is

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

Express cos 320ο between 0οand 45ο

If x>0 and y<0, then cosθ

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

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

3/π=...........

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

21.256ο

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

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

The value of 63οin term ofπ is

56ο=.....................radians

The value of 2π/3 in degree is

56ο=.....................radians

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

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

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

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

The value of 300ο in term ofπ is

16ο30' =

The value of 289οin radians is

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Express cos 320^οbetween 0^οand 45^ο

154^ο20' =

The value of 150^οin term of π is

Express cos 320^οbetween 0^οand 45^ο

21.256^ο

The value of 63^οin term ofπ is

56^ο=.....................radians

56^ο=.....................radians

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 300^οin term ofπ is

16^ο30' =

The value of 289^οin radians is