100% FREE ACCESS11th 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: 26/04/2019
11th standard physics Nature of Physical World and Measurement choose the correct answer questions
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.
Round off to the number 12.653 upto 3 digits ________________.
12.5
12.0
12.7
12.6
2.
Which of the following is the most accurate?
200.0 m
20\(\times\)101m
2\(\times\)102 m
data is inadequate
3.
High precision instruments are used to eliminate ______________.
personal error
random error
chance error
least count error
4.
Gross error can be eliminated by ____________.
careful observation and mental alert
eliminating the cause
taking mean
measuring with more than one instrument
5.
Random error can be eliminated by ______________.
careful observation
eliminating the cause
taking mean
measuring with more than one instrument
6.
The sum of the numbers 436.32, 227.2 and 0.301 in appropriate significant figure is _____________.
663.82
663.8
664
6663.82
7.
A student has measured the length of a wire equal to 0.04580m. The value of length has the number of significant figure equal to _____________.
4
5
6
3
8.
The least count of stop watch is 0.5s. The time of 40 oscillation of the pendulum is found to be 40s. The percentage error in the measurement of time period is __________________%.
0.75
0.5
1.25
0.25
9.
If A = 2.331cm and C = 2.1cm, then A + C = ______________cm
4.4
4
4.43
4.431
10.
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
11.
If the error in the measurement of radius of a sphere is 3% then the error in the measurement of volume of the sphere will be ________________.
4%
6%
2%
9%
12.
A student measured the length of a wire and wrote it as 2.50 cm which instrument did he/she use to measure it?
a screw gauge having 50 divisions in the circular scale and pitch as 1mm
a meter scale
a vernier caliper where the 10 division in vernier matches with a division in main scale
a screw gauge having 100 division in the circular scale and pitch as 1 mm.
13.
The respective number of significant figures for the number 13.013, 0.0003 and 9.1\(\times\)10-3 are respectively ___________
5, 1, 2
5, 4, 5
5, 5, 2
5, 1, 3
14.
Which of the following is not the unit of time?
light year
astronomical unit
parsec
all the above
15.
The unit of force is 1KN, the length is 1km and time 100s, what will be the unit of mass?
1000 kg
1 kg
100 kg
10,000 kg
16.
The density of a liquid in CGS system is 0.625 g/cm3. What is its magnitude in SI system?
625 kg/m3
0.0625 kg/m3
0.625 kg/m3
O.00625 kg/m3
17.
Light year is used to measure _____________.
distance between two stars
distance between two cities
distance between two electron
distance between two atoms
18.
The angle subtended by a coin of radius 1 em held at a distance of 80 em from your eyes is ______________.
1.430
0.720
0.01250
0.0250
19.
The ratio of the dimension of planck constant and that of moment of inertia is the dimension of _____________
time
frequency
velocity
angular momentum
20.
Sonar emits which of the following waves?
radio
light
microwave
ultrasound
21.
Least count of metre scale ____________.
1 cm
0.1 cm
1 mm
0.1 mm
22.
Least count of screw gauge _____________.
0.01 mm
0.01 cm
0.1 mm
1 cm
23.
Scientist preferred platinum - Iridium alloy cylinder for making prototype of 1 kg standard of mass because it is unaffected by ______________.
temperature
pressure
time
amount of substance
24.
1 minute = ___________rad.
1.745 x 10-2
4.85 x 10-6
1.91 x 10-4
2.91 x 10-4
25.
1 CSL is the largest practical unit of _____________.
time
mass
temperature
intensity of radiation
26.
Which relation is wrong?
1 fermi = 10-14 m
r nanometer = 10-9 m
1 AU = 1.496 X 1011 m
1 parsec = 3.26 light year
27.
Which of the following pairs of quantities and their units is a proper match?
Electric charge - C
Pressure - Pa
Power - JS-1
Moment of inertia - Kg m-2
28.
Inertia has the same unit as _______________.
weight
force
mass
acceleration
29.
Which doesn't has the same unit as others?
J - sec
watt - sec
kwh
eV
30.
1 pa is equal to _______________.
1Nm-2
1Jm-2
1Nm-1
1Jm-1
1.
(c)
12.7
2.
(a)
200.0 m
3.
(d)
least count error
4.
(a)
careful observation and mental alert
5.
(c)
taking mean
6.
(c)
664
7.
(a)
4
8.
(c)
1.25
9.
(a)
4.4
10.
(c)
0.59
11.
(d)
9%
12.
(b)
a meter scale
13.
(a)
5, 1, 2
14.
(d)
all the above
15.
(d)
10,000 kg
16.
(a)
625 kg/m3
17.
(a)
distance between two stars
18.
(a)
1.430
19.
(b)
frequency
20.
(d)
ultrasound
21.
(a)
1 cm
22.
(a)
0.01 mm
23.
(c)
time
24.
(d)
2.91 x 10-4
25.
(b)
mass
26.
(a)
1 fermi = 10-14 m
27.
(d)
Moment of inertia - Kg m-2
28.
(c)
mass
29.
(a)
J - sec
30.
(a)
1Nm-2
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
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
