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Published on: 13/05/2022
QB365 provides detailed and simple solution for every Creative Questions in class 12 Physics Subject. It will helps to get more idea about question pattern in
every Creative questions with solution.
Download Tamil Nadu 12th Standard Physics 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 Physics Test1.
The instantaneous current in an AC circuit containing a pure inductor is i = Io sinωt, The instantaneous emf is ___________________.
e = Eosin\(\left( \omega t+\frac { \pi }{ 2 } \right) \)
e = Eosin\(\left( \omega t-\frac { \pi }{ 2 } \right) \)
e=Eosin(ωt - π)
e = Eosin
2.
In an LCR series a.c, circuit, the phase difference between current and voltage is 60°. If the net reactance of the circuit is 17.32Ω, the value of the resistance is ______________.
30Ω
17.32 Ω
10 Ω
1.732 Ω
3.
The power factor of an a.c, circuit is _________
\(\phi \)sin\(\phi \)
cosec \(\phi \)
cos \(\phi \)
tan \(\phi \)
4.
For normal frequencies, the range of Q- factor is from _____________.
1 to 10
10 to 100
100 to 1000
101 to 999
5.
The unit of impedance is ________________
mho-metre-1
ohm
ohm-metre
mho-metre
1.
(a)
e = Eosin\(\left( \omega t+\frac { \pi }{ 2 } \right) \)
2.
(c)
10 Ω
3.
(c)
cos \(\phi \)
4.
(b)
10 to 100
5.
(b)
ohm
12th Standard Syllabus & Materials
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
