10th Standard Syllabus & Materials
10th Standard
TN 10th English Prose - 4 - The Attic Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Supplementary - 3 - The Story of Mulan Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Poem - 3 - I am Every Woman Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Prose - 3 - Empowered Women Navigating The World Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Supplementary - 2 - Zigzag Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Poem - 2 - The Grumble Family Important Questions And Answers Study Material - QB365 Set A
Published on: 04/12/2020
10th Standard Mathematics English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Four
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.
A spherical steel ball is melted to make 8 new identical balls. Then the radius each new ball is how much times the radius of the original ball?
\(\frac { 1 }{ 3 } \)
\(\frac { 1 }{ 4 } \)
\(\frac { 1 }{ 2 } \)
\(\frac { 1 }{ 8 } \)
2.
The area of triangle formed by the points (a, b+c), (b, c+a) and (c, a+b) is ____________
a+b+c
abc
(a+b+c)2
0
3.
4.
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
5.
If 3 is the least prime factor of number 'a' and 7 is least prime factor of number 'b', then the least prime factor of a + b is ____________
a + b
2
5
10
6.
If the order pairs (a, -1) and (5, b) belongs to {(x, y) | y = 2x + 3}, then a and b are __________
-13, 2
2, 13
2, -13
-2,13
7.
8.
How many balls, each of radius 1 cm, can be made from a solid sphere of lead of radius cm?
64
216
512
16
9.
10.
If the mean and coefficient of variation of a data are 4 and 87.5% then the standard deviation is
3.5
3
4.5
2.5
11.
If the standard deviation of x, y, z is p then the standard deviation of 3x + 5, 3y + 5, 3z + 5 is
3p + 5
3p
p + 5
9p + 15
12.
a cot \(\theta \) + b cosec\(\theta \) = p and b cot \(\theta \) + a cosec\(\theta \) = q then p2- q2 is equal to
a2 - b2
b2 - a2
a2 + b2
b - a
13.
(1 + tan \(\theta \) + sec\(\theta \)) (1 + cot\(\theta \) - cosec\(\theta \)) is equal to
0
1
2
-1
14.
The first term of an arithmetic progression is unity and the common difference is 4. Which of the following will be a term of this A.P.
4551
10091
7881
13531
15.
Given F1 = 1, F2 = 3 and Fn = Fn-1 + Fn-2 then F5 is
3
5
8
11
16.
If slope of the line PQ is \(\frac { 1 }{ \sqrt { 3 } } \) then slope of the perpendicular bisector of PQ is
\(\sqrt { 3 } \)
\(-\sqrt { 3 } \)
\(\frac { 1 }{ \sqrt { 3 } } \)
0
17.
18.
In the adjacent figure \(\angle BAC\) = 90o and AD\(\bot \)BC then
BD.CD = BC2
AB.AC = BC2
BD.CD = AD2
AB.AC = AD2
19.
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
20.
The total surface area of a hemi-sphere is how much times the square of its radius.
\(\pi\)
4\(\pi\)
3\(\pi\)
2\(\pi\)
21.
If the radius of the base of a cone is tripled and the height is doubled then the volume is
made 6 times
made 18 times
made 12 times
unchanged
22.
If {(a, 8 ),(6, b)}represents an identity function, then the value of a and b are respectively
(8,6)
(8,8)
(6,8)
(6,6)
23.
Let n(A) = m and n(B) = n then the total number of non-empty relations that can be defined from A to B is
mn
nm
2mn-1
2mn
24.
Which of the following should be added to make x4 + 64 a perfect square
4x2
16x2
8x2
-8x2
25.
The square root of \(\frac { 256{ x }^{ 8 }{ y }^{ 4 }{ z }^{ 10 } }{ 25{ x }^{ 6 }{ y }^{ 6 }{ z }^{ 6 } } \) is equal to
\(\frac { 16 }{ 5 } \left| \frac { { x }^{ 2 }{ z }^{ 4 } }{ { y }^{ 2 } } \right| \)
\(16\left| \frac { { y }^{ 2 } }{ { x }^{ 2 }{ z }^{ 4 } } \right| \)
\(\frac { 16 }{ 5 } \left| \frac { y }{ x{ z }^{ 2 } } \right| \)
\(\frac { 16 }{ 5 } \left| \frac { x{ z }^{ 2 } }{ y } \right| \)
1.
(c)
\(\frac { 1 }{ 2 } \)
2.
(d)
0
3.
(c)
4.
(b)
6x3-24x
5.
(b)
2
6.
(d)
-2,13
7.
(b)
8.
(a)
64
9.
(c)
10.
(a)
3.5
11.
(b)
3p
12.
(b)
b2 - a2
13.
(c)
2
14.
(c)
7881
15.
(d)
11
16.
(b)
\(-\sqrt { 3 } \)
17.
(b)
18.
(c)
BD.CD = AD2
19.
(b)
4 cm
20.
(c)
3\(\pi\)
21.
(b)
made 18 times
22.
(a)
(8,6)
23.
(c)
2mn-1
24.
(b)
16x2
25.
(d)
\(\frac { 16 }{ 5 } \left| \frac { x{ z }^{ 2 } }{ y } \right| \)
10th Standard Syllabus & Materials
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
