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Physics Class 11 - Chapter 1
MeasurementsTest - 2
1.
The number of significant figures in 5600 are?
a) Five
b) Three
c) Four
d) Two
2.
The unit of pressure is, and its symbol is?
a) Pascle,P
b) Pascle,P
c) Pascle,p
d) no specified rule
3.
Which is correct version for representation of units of pressure?
a) Newton/Meter
2
b) newton/Meter
2
c) Newton/meter
2
d) Newton /meter
2
4.
Zero error of the instrument is a type of?
a) Systematic error
b) Classified error
c) Personal error
d) Random error
5.
Total uncertainty is the result obtained from the substance of two measurement?
a) Sum of their total uncertainties
b) Difference of their total uncertainties
c) Difference of their absolute uncertainties
d) Sum of their absolute uncertainties
6.
Main frontiers of fundamental science are?
a) 2
b) 4
c) 3
d) 1
7.
Which one is the highest power multiple?
a) Deca
b) Giga
c) Beta
d) Mega
8.
To reduce the uncertainty in the timing experiment?
a) All of these
b) Conduct at room temperature
c) Use highly precise predicators
d) Count more number of vibrations
9.
In multiplication and division of measurement?
a) Absolute uncertainties are divided
b) %age uncertainties are multiplied
c) Absolute uncertainties are added
d) %age uncertainties are added
10.
One micro stands for?
a) 10
-3
b) 10
-9
c) 10
6
d) 10
-6
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