Practice Tip: Select any option to check your answer. Green indicates correct, Red indicates incorrect.
Test Your Knowledge with MCQs & PYQs
1.
The standard value (in kg/m3) of density of water, air and mercury is respectively ?(UPSSSC JE PYQ)
- A.1.225, 1000, 13600
- B.13600, 1000, 1.225
- C.1000, 1.225, 13600
- D.1000, 1225, 13600
Answer: Option C
2.
The dimensions of energy are:(LMRC JE PYQ)
- A.[M1L-1T-1]
- B.[M2L2T2]
- C.[M1L-2T-1]
- D.[M1L2T-2]
Answer: Option D
3.
1 Parsec is equal to _____ light year.(UP Police PYQ)
- A.1.52
- B.5.89
- C.5.78
- D.3.26
Answer: Option D
4.
In the SI system, the multiple 1024 is a prefix of _______.(RPF SI PYQ)
- A.Zeta
- B.Yotta
- C.Atto
- D.Exa
Answer: Option B
5.
The SI unit of magnetic flux density is _______.(SSC JE PYQ)
- A.Henry
- B.Tesla
- C.Coulomb
- D.Weber
Answer: Option B
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