11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A
Published on: 10/11/2020
11th Standard Physics English Medium Free Online Test 1 Mark Questions 2020 - Part Two
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.
A particle executing simple harmonic motion has a kinetic energy Ko cos2 ωt. The maximum values of the potential energy and the total energy are, respectively ________.
k0/2 and k0
k0 and 2k0
k0 and k0
0 and 2k0
2.
Ten moles of an ideal gas at constant temperature 600 K is compressed from 100L to 10 L. The work done in the process is_______.
4.11\(\times\)104 J
- 4.11\(\times\)104 J
11.4\(\times\)104J
-11.4\(\times\)104 J
3.
There is a change in length when a 33000 N tensile force is applied on a steel rod of area of cross-section 10-3 m2. The change of temperature required to produce the same elongation, if the steel rod is heated, is (modulus of elasticity of steel = 3\(\times\)1011 N/m2, coefficient of linear expansion of steel = 1.1\(\times\)10-5/°C)
20oC
15oC
10oC
0oC
4.
At a given volume and temperature, the pressure of a gas __________.
varies inversely as its mass
varies inversely as the square of its mass
varies linearly as its mass
is independent of its mass
5.
The pressure at the bottom of a liquid tank does not depend on ________.
acceleration due to gravity
density of the liquid
height of the liquid
area of the liquid surface
6.
A liquid is contained in a vertical tube of semicircular cross section the contact angel is zero. The force of surface tension on the curved part & on the flat part are in ratio ______________.
1 : 1
1 : 2
\(\pi\) : 2
2 : \(\pi\)
7.
Kinetic theory ___________.
Correctly explains specific heat capacities of many liquid
Correctly explains specific heat capacities of many gases
Correctly explains specific heat capacities of many solids
Correctly explains specific heat capacities of many super cooled liquid
8.
An ideal spring of spring constant k, is suspended from the ceiling of a room and a block of mass M is fastened to its lower end. If the block is released when the spring is un-stretched, then the maximum extension in the spring is
4\(\frac { Mg }{ k } \)
\(\frac { Mg }{ k } \)
2\(\frac { Mg }{ k } \)
\(\frac { Mg }{ 2k } \)
9.
Two bodies A and B whose masses are in the ratio 1:2 are suspended from two separate massless springs of force constants kA and kB respectively. If the two bodies oscillate vertically such that their maximum velocities are in the ratio 1:2, the ratio of the amplitude A to that of B is
\(\sqrt { \frac { { K }_{ B } }{ { 2 }K_{ A } } } \)
\(\sqrt { \frac { { K }_{ B } }{ { 8 }K_{ A } } } \)
\(\sqrt { \frac { {2 K }_{ B } }{ { }K_{ A } } } \)
\(\sqrt { \frac { {8 K }_{ B } }{ { }K_{ A } } } \)
10.
Which of the following shows the correct relationship between the pressure and density of an ideal gas at constant temperature?
11.
An ideal gas passes from one equilibrium state (P1, V1, T1, N) to another equilibrium state (2P1, 3V1, T2, N). Then
T1 = T2
\({ T }_{ 1 }=\frac { { T }_{ 2 } }{ 6 } \)
T1 = 6T2
T1 = 3T2
12.
The centre of mass of a solid cone along the line from the center of the base to the vertex is at _____________.
\(\frac{1}{2}\)th of its height
\(\frac{1}{3}\)of its height
\(\frac{1}{4}\)of its height
\(\frac{1}{5}\)of its height
13.
A car covers half of its journey with a speed of 10 ms-1 and the other half by 20 ms-1 The average speed of car during the total journey is _____________.
70 ms-1
15 ms-1
13.33 ms-1
7.5 ms-1
14.
A block of mass 3kg is at rest on a rough inclined plane with angle of inclination 30° with horizontal. If \(\mu\)s = 0.7, then the frictional force is ____________.
17.82 N
1.81 N
3.63 N
2.1 N
15.
One degree of arc is_______________.
1''
60''
60'
60o
16.
Inertia means ______________.
inability
resistance to change its state
movement
inertial frame
17.
A fly wheel rotating about fixed axis has a kinetic energy of 360 joule when its angular speed is 30 radian/sec, The moment of inertia of the wheel about the ax is of rotation is _____________.
0.6 kgm2
0.15 kgm2
0.8 kgm2
0.75 kgm2
18.
A bullet is fired from a rifle. If the rifle recoils, the kinetic energy of the rifle is ____________.
greater than that of bullet
equal to that of bullet
less than that of bullet
does not change
19.
The displacement-time graph of a moving particle is shown below. The instantaneous velocity of the particle is negative at the point
E
F
C
D
20.
If \(\bar A\)and \(\bar B\) are two vectors, \(\bar A.\bar B=\bar A\times\bar B\) then resultant vector is ____________.
A+B
A-B
\(\sqrt {A^2+B^2}\)
\(\sqrt {A^2+B^2+\sqrt{2}AB}\)
21.
The diameter of the steel ball is measured using a vernier calipers which has divisions of 0.5 cm on its main scale and 10 division of its vernier scale match 9 division on the main scale. Three such measurements for a ball are as follows.
| S.No | MS (cm) | VS (divisions) |
| 1 | 0.5 | 8 |
| 2 | 0.5 | 4 |
| 3 | 0.5 | 6 |
If the zero error is - 0.03 em, then mean corrected diameter is__________________ cm.
0.56
0.53
0.59
0.52
22.
Inertia is that property of a body by virtue of which the body is ____________.
unable to change by itself the state o frest
unable to change by itself the state of uniform motion
unable to change by itself the direction of motion
unable to change by itself the state of rest and ofunifonn linear motion
23.
When a mass is rotating in a plane about a fixed point its angular momentum is directed along ______________.
A line perpendicular to the plane of rotation
The radius
The tangent to the circle
An angle of 45° to the plane of rotation
24.
Which unit is used to measure size of a nucleus?
Angstrom
Micron
Nano
Fermi
25.
The velocity of a particle v at an instant t is given by v = at + br2. The dimensions of b is
[L]
[LT-1]
[LT-2]
[LT-3]
1.
(c)
k0 and k0
2.
(d)
-11.4\(\times\)104 J
3.
(c)
10oC
4.
(c)
varies linearly as its mass
5.
(d)
area of the liquid surface
6.
(c)
\(\pi\) : 2
7.
(b)
Correctly explains specific heat capacities of many gases
8.
\(\mathrm{F} =-\mathrm{kx} \)
\(\therefore \mathrm{x} =\left|-\frac{F}{k^{\prime}}\right|=\frac{F}{k^{\prime}} \)
\(\mathrm{F} =\mathrm{Mg} \text { and } k^{\prime}=\frac{k}{2} \)
\(\therefore \mathrm{x} =\frac{M g}{\frac{k}{2}} \)
\(=\frac{2 M g}{k} \)
9.
\(\mathrm{V}_{\mathrm{A}}: \mathrm{V}_{\mathrm{B}} =1: 2 \)
\(\mathrm{~A}_{\mathrm{A}}: \mathrm{A}_{\mathrm{B}} =\sqrt{k_{B}}: \sqrt{8 k_{A}} \)
\(=\sqrt{\frac{k_{B}}{8 k_{A}}} \)
10.
Pressure is directly proportional to density.
11.
(b)
\({ T }_{ 1 }=\frac { { T }_{ 2 } }{ 6 } \)
12.
(d)
\(\frac{1}{5}\)of its height
13.
(c)
13.33 ms-1
14.
(a)
17.82 N
15.
(b)
60''
16.
(b)
resistance to change its state
17.
(c)
0.8 kgm2
18.
(c)
less than that of bullet
19.
(a)
E
20.
(d)
\(\sqrt {A^2+B^2+\sqrt{2}AB}\)
21.
(c)
0.59
22.
(d)
unable to change by itself the state of rest and ofunifonn linear motion
23.
(a)
A line perpendicular to the plane of rotation
24.
(d)
Fermi
25.
\(v=a t+b t^{2}\)
\(\text { Dimensional equation is } \mathrm{LT}^{-1}\)
\(=a T=b T^{2}\)
\(\therefore \text { The dimension of } b=\frac{\mathrm{LT}^{-1}}{\mathrm{~T}^{2}}=\mathrm{LT}^{-3}\)
11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - துணைப்பாடம் - யானை டாக்டர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - செய்யுள் - ஐங்குறுநூறு Important Questions And Answers Study Material - QB365 Set A
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Physics
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Maths
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