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Hassan
1.A meter rule is used to measure
A. weight
B. mass
C. length
D. weight
2.The unit of area is
A. meter²
B. meter³
C. meter
D. meter²
3.Kilo, mega, giga, Milli are the example of
A. base units
B. derived units
C. prefixes
D. base units
4. In physics we study
A. matter and energy only
B. interaction between matter and energy only
C. composition of matter
D. matter and energy only
5. The study of the properties and behavior of nuclei and the particles within the nuclei is called
A. mechanics
B. plasma physics
C. nuclear physics
D. mechanics
6.1.35 can be rounded to
A. 1.5
B. 1.3
C. 1.4
D. 1.5
7. Mechanical stop watches have least count upto
A. 0.1 seconds
B. 0.01 seconds
C. 0.5 seconds
D. 0.1 seconds
8.Digital stop watches have least count upto
A. 0.1 seconds
B. 0.01 seconds
C. 0.5 seconds
D. 0.1 seconds
9.Digital stop watches have least count upto
A. 0.1 seconds
B. 0.01 seconds
C. 0.5 seconds
D. 0.1 seconds
10.If zero line of Vernier scale is on the right of zero line of main scale the zero error is
A. zero
B. positive
C. negative
D. zero
11.The significant figures in 0.00580 are
A. 3
B. 2
C. 1
D. 3
12. We can express 0.00380 in scientific notation as
A. 3.80 × 102
B. 3.80 × 104
C. 3.80 × 103
D. 3.80 × 102
13.Digits other than zero are always
A. estimated figures
B. crossed figures
C. non-significant figures
D. estimated figures
14.A way to express a number as a number between 1 and 10 having an appropriate power is called
A. scientific notation
B. prefix
C. base units
D. scientific notation
15.We study the physical aspects of light, its properties, working and use of optical instruments in the branch named as
A. mechanics
B. Light
C. heat
D. mechanics
16.The unit of volume is
A. meter
B. meter²
C. meter³
D. meter
17.Measuring cylinder is used to measure the
A. area of liquid
B. volume of liquid
C. density of liquid
D. area of liquid
18. In screw gauge, around one end the thimble has
A. 100 divisions
B. 10 divisions
C. 20 divisions
D. 100 divisions
19.The unit for density is
A. m
B. mole
C. kg m-3
D. m
20.The units that describe base quantities are known as
A. derived units
B. square units
C. base units
D. derived units
21.A car is made on the principles of
A. mechanics
B. heat
C. atomic physics
D. mechanics
22. The science deals with the study of living things is known as
A. formula science
B. physical science
C. fundamental science
D. formula science
23.In screw gauge, if zero of circular scale has crossed the index line, then the zero error will be
A. zero
B. positive
C. negative
D. zero
24.The number of base units in SI are
A. 4
B. 7
C. 9
D. 4
25. Most of the technologies throughout the world are related to
A. chemistry
B. biology
C. mathematics
D. chemistry
26. To measure the volume of a liquid, powdered substance or irregular shaped insoluble solid we can use
A. measuring cylinder
B. screw gauge
C. Vernier calipers
D. measuring cylinder
27.The least count of the screw gauge is
A. 1 mm
B. 0.5 mm
C. 0.01 mm
D. 1 mm
28. Distance of the moon from the earth is
A. 3.84 × 103 m
B. 38.4 × 103 m
C. 3.84 × 108 m
D. 3.84 × 103 m
29. The least count of ruler is
A. 2 mm
B. 10 mm
C. 50 mm
D. 2 mm
30. Zeros between significant digits are also
A. imaginary
B. significant
C. non-significant
D. imaginary
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