10th Standard Syllabus & Materials
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Published on: 13/05/2022
QB365 provides detailed and simple solution for every Book back Questions in class 10 Science Subject. It will helps to get more idea about question pattern in every book back questions with solution.
latest Book back QuestionsDownload Tamil Nadu 10th Standard Science 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 Science Test1.
In the Given diagram, the possible direction of heat energy transformation is

A\(\leftarrow\)B, A\(\leftarrow\)C, B\(\leftarrow\)C
A\(\rightarrow\)B, A\(\rightarrow\)C, B\(\rightarrow\)C
A\(\rightarrow\)B, A\(\leftarrow\)C, B\(\rightarrow\)C
A\(\leftarrow\)B, A\(\rightarrow\)C, B\(\leftarrow\)C
2.
Temperature is the average ______ of the molecules of a substance
difference in K.E and P.E
sum of P.E and K.E
difference in T.E and P.E
difference in K.E and T.E
3.
If a substance is heated or cooled, the linear expansion occurs along the axis of
X or –X
Y or –Y
both (a) and (b)
(a) or (b)
4.
If a substance is heated or cooled, the change in mass of that substance is
positive
negative
zero
none of the above
5.
The value of universal gas constant
3.81 J mol–1 K–1
8.03 J mol–1 K–1
1.38 J mol–1 K–1
8.31 J mol–1 K–1
1.
(a)
A\(\leftarrow\)B, A\(\leftarrow\)C, B\(\leftarrow\)C
2.
(c)
difference in T.E and P.E
3.
(d)
(a) or (b)
4.
(c)
zero
5.
(d)
8.31 J mol–1 K–1
10th Standard Syllabus & Materials
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards