11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A
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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 One Mark Questions with Answer Key 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.
Masses mA and mB hanging from the ends of strings of lengths IA and IB are executing. Simple harmonic motions. If their frequencies are related as fA= 2/B then ________.
IA= 2/B and mA= mB/2
IA = 4/B regardless of masses
lA = IB/4 regardless of masses.
IA = 2/B and mA = 2mB
2.
The velocity of a particle, undergoing SHM is v at the mean position. If its amplitude is doubled, the velocity at the mean position will be _______.
2 v
3 v
2\(\sqrt{2}v\)
4 v
3.
In order to double the period of a simple pendulum _______.
its length should doubled
its length should be quadrupled
the mass of its bob should be doubled
the mass of its bob should be quadrupled.
4.
The speeds of 5 molecules of a gas (in arbitrary units) are as follows: 2, 3, 4, 5, 6 The root mean square speed for these molecule is _________________.
2.91
3.52
4.00
4.24
5.
One mole of gas occupies a volume of 200 ml. at 100 mm pressure. What is the volume occupied by two moles of this gas at 400 mm pressure and at same temperature?
50 ml
100 ml
200 ml
400 ml
6.
Boyles' law is applicable in _______.
isochoric process
isothermal process
isobaric process
both (a) and (b)
7.
A perfect gas at 27°C is heated at constant pressure so as to double its volume. The temperature of the gas becomes _____________.
54°C
150K
327°C
327K
8.
The dimensional formula of coefficient of viscosity is ________.
M0 L-1 T-1
M0 L2 T-1
ML2 T-1
ML-1 T-1
9.
The pressure in a water tap at the base of a building is 3 x 106 dynes/cm/ and on its top it is 1.6 x 106 dynes/cm2. The height of the building is approximately __________.
7 m
14 m
70 m
140 m
10.
An adiabatic process is one in which __________________.
the change in internal energy is equal to the mechanical work done
the temperature of the gas change
no heat enters or leaves the gas
all of the above
11.
What is an ideal fluid?
A fluid which has no viscosity
A fluid which is incompressible
A fluid which has no surface tension
All the above
12.
The force of viscosity is ___________.
electro magnetic
gravitational
nuclear
weak
13.
Cv & CP denote the molar specific heat capacities of a gas at constant volume and constant pressure then ________________.
Cp - Cv is larger for a diatomic ideal gas than for a monoatomic ideal gas
Cp, + Cv is larger for a diatomic ideal gas than for a monoatomic ideal gas
Cp, / Cv is larger for a diatomic ideal gas than for a monoatomic ideal gas
Cp, x Cv is lesser for a diatomic ideal gas than for a monoatomic ideal gas
14.
A solid floats in a liquid in a partially dipped position ______________.
The solid exerts a force equal to its weight on the liquid
The liquid exerts a force of buoyancy on the solid which is equal to the weight of the solid
The weight of the displaced liquid equals the weight of the solid
All the above
15.
Moment of inertia of a uniform solid cylinder about an axis passing through the center and along the axis of the cylinder is _______________.
MR2
M\(\left( \frac { { R }^{ 2 } }{ 2 } +\frac { { l }^{ 2 } }{ 12 } \right) \)
\(\frac { 1 }{ 2 } \)MR2
M\(\left( \frac { { R }^{ 2 } }{ 4 } +\frac { { l }^{ 2 } }{ 12 } \right) \)
16.
A boy "A" of mass 50 kg climbs up a staircase in 10 s. Another boy "B" of mass 60 kg climbs up the same staircase in 15s. The ratio of the power developed by the boys "A" and "B" is ____________.
\(\frac { 5 }{ 4 } \)
\(\frac { 3 }{ 2 } \)
\(\frac { 4 }{ 5 } \)
\(\frac { 2 }{ 3 } \)
17.
If the momentum of a body increases by 25% its kinetic energy will increase by _____________.
25%
50%
125%
56.25%
18.
For inelastic collision co-efficient of restitution is ______________.
0
1
0 < e < 1
\(\infty \)
19.
The kinetic energy is not conserved in ______________.
Elastic collision
Inelastic collision
both (a) and (b)
none
20.
The amount of work done by the centripetal force on the object moving in a circular path is ______________.
zero
infinity
positive
negative
21.
The ratio of the radius of gyration of a circular disc to that of circular ring, each of same mass and same radius about their axes is ______________.
\(\sqrt{3}:\sqrt{2}\)
\(1:\sqrt{2}\)
\(\sqrt{2}:1\)
\(\sqrt{2}:\sqrt{3}\)
22.
Three identical spherical shells, each of mass m and radius r are placed as shown in figure. Consider an axis xx1 which is touching to two shells and passing through diameter of third shell. M.I of the system consisting of these three spherical shells about xx1 axis is ________________.
3mr2
4mr2
16/5mr2
11/5 mr2
23.
A couple produces____ motion.
linear and rotational
purely rotational
purely linear
no
24.
Two bodies of masses 2 kg and 3 kg have position vectors \(\hat { i } +2 \hat { j} +\hat { k} \) and \(\hat { -4i } - \hat {(-3j)} +\hat { 6k} \) respectively. The centre of mass of this system has a position vector _____________.
\(\hat {- 3i } -\hat { j}\)
\(\hat {5 i } - \hat { j} +2\hat { k} \)
\(\hat {-2 i } - \hat { j} +4\hat { k} \)
\(\hat { -3i } - \hat { j} +\hat7 { k} \)
25.
The density of a material in CGS system of units is 4 g cm-3. In a system of units in which unit of length is 10 cm and unit of mass is 100 g, then the value of density of material will be
0.04
0.4
40
400
1.
(c)
lA = IB/4 regardless of masses.
2.
(a)
2 v
3.
(b)
its length should be quadrupled
4.
(d)
4.24
5.
(b)
100 ml
6.
(b)
isothermal process
7.
(c)
327°C
8.
(d)
ML-1 T-1
9.
(b)
14 m
10.
(d)
all of the above
11.
(d)
All the above
12.
(a)
electro magnetic
13.
(b)
Cp, + Cv is larger for a diatomic ideal gas than for a monoatomic ideal gas
14.
(d)
All the above
15.
(c)
\(\frac { 1 }{ 2 } \)MR2
16.
(a)
\(\frac { 5 }{ 4 } \)
17.
(d)
56.25%
18.
(c)
0 < e < 1
19.
(b)
Inelastic collision
20.
(a)
zero
21.
(b)
\(1:\sqrt{2}\)
22.
(b)
4mr2
23.
(b)
purely rotational
24.
(c)
\(\hat {-2 i } - \hat { j} +4\hat { k} \)
25.
(c)
40
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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Maths
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Physics
Chemistry
History
Business Maths and Statistics
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Computer Applications
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