9th Class Important Solved MCQS Physics Chapter 2,Physics mcqs tests series for best preparation.
1).The word science is derived from word
Ans: Scientia
2).Quantities derived from base base quantities are called
Ans: Derived Quantities
3).1 mL is equal to
Ans:1cmqube
4).SI unit of intensity of light is
Ans: cd (condella)
5).1 Newton is equal to
Ans: kgms per square
6).Hecto is equal to
Ans: 10²
7).1 nm is equal to
Ans:10 per 9 n
8).Least count of digital vernier callipers is
Ans: 0.01 nm
9). The wrong position of eye is called
Ans: Paralex error
10). Non zero digits are always known as
Ans:Significant
11).Significant digits in 0.03 are
Ans: 1
12).Which thing is important in vernier calliper
Ans:Correction of zero error
13).The Length of meter rod is
Ans: 100 cm
14).The distance between earth and moon is
Ans: 384000000 m
15).SI unit of temperature is
Ans: Kelvin
16).SI unit of volume is
Ans: meter qube
17).The SI unit of electronuic charge is
Ans: C or As
18).In physics we study
Ans: matter and energy
19).Study of matter in 18th century is called
Ans: Natural Philosophy
20).The study of matter and energy is called
Ans: Physics