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Published on: 04/12/2020
10th Standard Mathematics English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Ten
Download Tamil Nadu 10th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
The angle of depression of a boat from a \(50\sqrt { 3 } \) m high bridge is 30o. The horizontal distance of the boat from the bridge is ___________
150 m
\(150\sqrt { 3 } \)
60m
\(60\sqrt { 3 } \)
2.
If the data is multiplied by 4, then the corresponding variances is get multiplied by ___________
4
16
2
None
3.
A cone of height 9 cm with diameter of its base 18 cm is carved out from a wooden solid sphere of radius 9 cm. The percentage of wood wasted is
45%
56%
67%
75%
4.
Find the slope of the line 2y = x + 8 ____________
\(\frac { 1 }{ 2 } \)
1
8
2
5.
The ratio of the areas of two similar triangles is equal to ____________
The ratio of their corresponding sides
The cube of the ratio of their corresponding sides
The ratio of their corresponding attitudes
The square of the ratio of their corresponding sides
6.
The real roots of the quadratic equation x2-x-1 are ___________
1, 1
-1, 1
\(\frac { 1+\sqrt { 5 } }{ 2 } ,\frac { 1-\sqrt { 5 } }{ 2 } \)
None
7.
The HCF of two polynomials p(x) and q(x) is 2x(x + 2) and LCM is 24x(x + 2)2 (x - 2) if p(x) = 8x3 + 32x2 + 32x, then q(x) ___________
4x3-16x
6x3-24x
12x3+24x
12x3-24x
8.
9.
The first term of an A.P. whose 8th and 12th terms are 39 and 59 respectively is ____________
5
6
4
3
10.
If f is identify function, then the value of f(1) - 2f(2) + f(3) is:
-1
-3
1
0
11.
If function f : N⟶N, f(x) = 2x then the function is, then the function is ___________
Not one - one and not onto
one-one and onto
Not one -one but not onto
one - one but not onto
12.
13.
The standard deviation of a data is 3. If each value is multiplied by 5 then the new variance is
3
15
5
225
14.
Two persons are standing ‘x’ metres apart from each other and the height of the first person is double that of the other. If from the middle point of the line joining their feet an observer finds the angular elevations of their tops to be complementary, then the height of the shorter person (in metres) is
\(\sqrt { 2 } \) x
\(\frac { x }{ 2\sqrt { 2 } } \)
\(\frac { x }{ \sqrt { 2 } } \)
2x
15.
If sin \(\theta \) + cos\(\theta \) = a and sec \(\theta \) + cosec \(\theta \) = b, then the value of b(a2 - 1) is equal to
2a
3a
0
2ab
16.
The value of (13 + 23 + 33 +...+153) - (1 + 2 + 3 +...+ 15)is
14400
14200
14280
14520
17.
The sum of the exponents of the prime factors in the prime factorization of 1729 is
1
2
3
4
18.
19.

20.
In a \(\triangle\)ABC, AD is the bisector \(\angle\)BAC. If AB = 8 cm, BD = 6 cm and DC = 3 cm. The length of the side AC is
6 cm
4 cm
3 cm
8 cm
21.
If in triangles ABC and EDF,\(\cfrac { AB }{ DE } =\cfrac { BC }{ FD } \) then they will be similar, when
\(\angle B=\angle E\)
\(\angle A=\angle D\)
\(\angle B=\angle D\)
\(\angle A=\angle F\)
22.
A spherical ball of radius r1 units is melted to make 8 new identical balls each of radius r2 units. Then r1:r2 is
2:1
1:2
4:1
1:4
23.
24.
25.
Which of the following should be added to make x4 + 64 a perfect square
4x2
16x2
8x2
-8x2
1.
(a)
150 m
2.
(b)
16
3.
(d)
75%
4.
(a)
\(\frac { 1 }{ 2 } \)
5.
(d)
The square of the ratio of their corresponding sides
6.
(c)
\(\frac { 1+\sqrt { 5 } }{ 2 } ,\frac { 1-\sqrt { 5 } }{ 2 } \)
7.
(b)
6x3-24x
8.
(c)
9.
(c)
4
10.
(d)
0
11.
(d)
one - one but not onto
12.
(b)
13.
(d)
225
14.
(b)
\(\frac { x }{ 2\sqrt { 2 } } \)
15.
(a)
2a
16.
(c)
14280
17.
(c)
3
18.
(c)
19.
(d)
20.
(b)
4 cm
21.
(c)
\(\angle B=\angle D\)
22.
(a)
2:1
23.
(c)
24.
(d)
25.
(b)
16x2
10th Standard Syllabus & Materials
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards