11th Standard Syllabus & Materials
11th Standard
Tamilnadu 11th Standard Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365
NEW11th Standard
Tamilnadu 11th Standard Tamil கேடில் விழுச்செல்வம் - உரைநடை - தமிழகக் கல்வி வரலாறு Important Questions And Answers Study Material - QB365
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set B
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set B
Published on: 24/07/2018
In this question paper, it covers the important one question from the chapter
Download Tamil Nadu 11th 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.
Moment of inertia of a thin uniform rectangular sheet about an axis passing through the center of mass and perpendicular to the plane of the sheet is _______________.
\(\frac{1}{3}Ml^{2}\)
\(\frac{1}{12}Ml^{2}\)
\(\frac{1}{2}m(l^{2}+b^{2})\)
Ml2
2.
\(X\propto \frac { 1 }{ Y } \) (or) XY = constant is represented by ___________.
3.
\(\hat j\times \hat i\) is ____________.
\(-\hat i\)
\(-\hat j\)
\(-\hat k\)
\(\vec z\)
4.
The angle friction \(\theta\) is given by ________________.
tan \(\mu _{ s }\)
tan-1 \(\mu _{ s }\)
\(\frac { { fs }^{ max } }{ N } \)
sin-1\(\mu _{ s }\)
5.
The unit of power is _______________.
J
W
Js-1
both (b) and (c)
6.
The maximum possible error in the difference of two quantities is___________.
Z=A+B
\(\triangle Z=\triangle A-\triangle B\)
\(\frac{\triangle Z}{Z}=\frac{\triangle A}{A}+\frac{\triangle B}{B}\)
\(\frac{\triangle Z}{Z}=\frac{\triangle A\triangle B}{AB}\)
7.
A uniform rod AB of length I and mass m is free to rotate about point A. The rod is released from rest in the horizontal position. Given that the moment of inertia of the rod about A is ml2/3, the initial angular acceleration of the rod will be ____________.
\(\frac { mgl }{ 2 } \)
\(\frac { 3 }{ 2 } gl\)
\(\frac { 3g }{ 2l } \)
\(\frac { 2g }{ 3l } \)
8.
The pair of quantities having same dimensions is ______________.
Impulse and Surface Tension
Angular momentum and Work
Work and Torque
Young's modulus and Energy
9.
Vectors can be added _____________
algebrically
geometrically
graphically
both (b) and (c)
10.
Sonar emits which of the following waves?
radio
light
microwave
ultrasound
11.
While walking, the vertical component of reactive force balances our ____________.
force
mass
weight
impulse
12.
Two discs of same moment of inertia rotating about their regular axes passing through center and perpendicular to the plane of the disc with angular velocities ω1 and ω1. They are brought in to contact face to face coinciding with the axis of rotation. The expression for loss of energy during this process is
\(\frac{1}{4}\)\(I(\omega _{1}-\omega _{2})^2\)
\(I(\omega _{ 1 }-\omega _{ 2 })^{ 2 }\)
\(\frac{1}{8}\)\(I(\omega _{1}-\omega _{2})^2\)
\(\frac{1}{2}I\)\((\omega _{1}-\omega _{2})^2\)
13.
Microscopic group of Physics dealt with the study of ____________.
classical physics
statistical mechanics
fluid mechanics
quantum physics
14.
One of the combinations from the fundamental physical constants is \({{hc}\over{G}},\) The unit of this expression is
Kg2
m3
S-1
m
1.
(c)
\(\frac{1}{2}m(l^{2}+b^{2})\)
2.
(b)
3.
(c)
\(-\hat k\)
4.
(b)
tan-1 \(\mu _{ s }\)
5.
(d)
both (b) and (c)
6.
(c)
\(\frac{\triangle Z}{Z}=\frac{\triangle A}{A}+\frac{\triangle B}{B}\)
7.
(c)
\(\frac { 3g }{ 2l } \)
8.
(c)
Work and Torque
9.
(d)
both (b) and (c)
10.
(d)
ultrasound
11.
(c)
weight
12.
Moment of inertia of a disc passing through
\(\text { centre } I=\frac{1}{2} M R^{2}\)
\(\text { Energy of the first disc }=\frac{1}{4} I \omega_{1}^{2}\)
\(\text { Energy of the second disc }=\frac{1}{4} I \omega_{2}^{2}\)
\(\text { Loss of energy }=\frac{1}{4} I\left(\omega_{1}-\omega_{2}\right)^{2}\)
13.
(d)
quantum physics
14.
Unit of a (Planck's constant) - Js
Unit of c (Velocity of light) - ms-1
Unit of G (Gravitational Constant) - \(\frac{\mathrm{Nm}^{2}}{\mathrm{Kg}^{2}}\)
\(\therefore \text { Unit of } \frac{h c}{G} \text { is }=\frac{J s \times m s^{-1}}{N m^{2} / k g^{2}} \)
\(=\frac{N m s \times m s^{-1} \times k g^{2}}{N m^{2}}[J=N m] =\mathrm{kg}^{2}\)
11th Standard Syllabus & Materials
11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set B
NEW11th Standard
Tamilnadu 11th Standard Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
Tamilnadu 11th Standard Tamil மாமழை போற்றுதும் - செய்யுள் - ஐங்குறுநூறு Important Questions And Answers Study Material - QB365 Set B
Tamilnadu Stateboard 11th Standard Subjects
Maths
Commerce
Economics
Biology
Business Maths and Statistics
Accountancy
Computer Science
Physics
Chemistry
Maths
Biology
Economics
Physics
Chemistry
History
Business Maths and Statistics
Computer Science
Accountancy
Computer Applications
History
Computer Technology
Commerce
Computer Applications
Computer Technology
Tamil
English
French
Tamilnadu Stateboard Standards
