**Jharkhand Board 10th Mathematics Objective Question 2021**. In the Annual Secondary Examination of Jharkhand Board, Students will get objective questions (1 Mark). Here in the below paragraphs we have given objective question and answer from model papers.

**Ques1**. Which of the following is the prime factorization of 140 ?

- 2
^{2}x5x7 - 2×5
^{2}x7 - 2x5x7
^{2} - 2x5x7

**Ans:- 1) 2 ^{2} x 5 x 7**

**Ques2**. The graph of y= p(x) is given the number of zeroes of the polynomial p(x) is :

- 1
- 2
- 3
- 0

**Ans:- 4) 0**

**Ques3**. The Zero of the polynomial x^{2} -3 is :

**√**3,**√**3- –
**√**3,-**√**3 - –
**√**3,**√**3 - 3,3

**Ans:- 3) – √3,√3**

**Ques4**. Which of the following is a quadratic eduation ?

- (x-2)
^{2}+ 1 =2x-3 - x(x+1)+8 = (x+2)(x-2)
- (x-2)(x+1)=(x-1)(x+3)
- None of these

**Ans:- 1) (x-2) ^{2} +1 =2x-3**

**Ques5**. The common difference of the A.P.4,10,16,22………is :

- 4
- 6
- -4
- -6

**Ans:- 2) 6**

**Ques6**. If first term (a) of an A.P. is 10 and common difference (d) is 10, then third term will be :

- 10
- 20
- 30
- 40

**Ans:- 3) 30**

**Ques7**. The value of tan 26^{०} / cot 64^{०} is :

- 0
- 1
- 2
- 3

**Ans:- 2) 1**

**Ques8**. Sec (90^{०}-A) equal to :

- sin A
- cos A
- tan A
- cosec A

**Ans:- 4) cosec A**

**Ques9**. Reciprocal of sin A is……

- Cos A
- Cosec A
- tan A
- None of the above

**Ans:- 2) Cosec A**

**Ques10**. The co-ordinate of origin is :-

- (0,0)
- (1,0)
- (0,1)
- (1,1)

**Ans:- 1) (0,0)**

**Also Read :** **JAC 10th Exam Date Sheet 2021**.

**Ques11**. The co-ordinates of the middle points of the line segment joining the point (-3,4) and (7,8) are :

- (3,5)
- (2,4)
- (3,1)
- (2,6)

**Ans:- 4) (2,6)**

**Ques12**. Largest chord of a circle is :

- Arc
- Choral
- Diameter
- None of these

**Ans:-1) Arc**

**Ques13**. The perimeter of the circle of diameter 14cm is:

- 22cm
- 7cm
- 44cm
- 25cm

**Ans:-3) 44cm**

**Ques14**. The area of the semicircle of radius 7cm is :

- 21cm
^{2} - 77cm
^{2} - 84cm
^{2} - 154cm
^{2}

**Ans:-4) 154cm ^{2}**

**Ques15**. If the area of minor segment of a circle of radius 7cm be 14cm^{2} , then the area of major segment will be :

- 140 cm
^{2} - 150cm
^{2} - 125cm
^{2} - 200cm
^{2}

**Ans:- 1) 140cm ^{2}**

**Ques16**.The mode of 7,8,9,7,8,9,9,3,5,4 is :

- 7
- 8
- 9
- 3

**Ans:- 3) 9**

**Ques17**. In a throwd of a die, the probability of getting a 5 is:

- 1 /3
- 1/6
- 2/3
- 5/6

**Ans:-2) 1/6**

Official Website of Jharkhand Board – **https://jac.jharkhand.gov.in/jac/**.

**All the best for Jharkhand Board 10th Mathematics Objective Question 2021.**