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Chapter 1: Problem 16
What is full form of AFM ? (a) Automatic force microscope (b) Atomic force mirror (c) Automatic fire microscope (d) Atomic force microscope
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Which of the following symbol of unit does not follow practical norms for the use of SI system? (a) \(\mathrm{Kg}\) (b) \(\mathrm{kg}\). (c) \(\mathrm{k}\) (d) \(\mathrm{A}\)
Which physical quantity is represented by $\mathrm{M}^{1} \mathrm{~L}^{1} \mathrm{~T}^{-3} \mathrm{~A}^{-1} ?$ (a) Stress (b) Resistance (c) Electric field (d) potential Difference
After rounding of the number 9595 to 3 significant digits the value becomes .............. (a) 9600 (b) 9000 (c) 9590 (d) 9500
A particle has an acceleration of \(72 \mathrm{~km} / \mathrm{min}^{2}\) find acceleration in SI system. (a) \(0.5 \mathrm{~m} / \mathrm{s}^{2}\) (b) \(30 \mathrm{~m} / \mathrm{s}^{2}\) (c) \(18 \mathrm{~m} / \mathrm{s}^{2}\) (d) \(20 \mathrm{~m} / \mathrm{s}^{2}\)
From $\left[\mathrm{p}+\left(\mathrm{a} / \mathrm{v}^{2}\right)\right](\mathrm{v}-\mathrm{b})=$ constant equation is dimensionally correct find the dimensional formula for \(\mathrm{b}\) ? where \(\mathrm{P}=\) pressure \(\mathrm{V}=\) volume (a) \(\mathrm{M}^{0} \mathrm{~L}^{3} \mathrm{~T}^{0}\) (b) \(\mathrm{M}^{1} \mathrm{~L}^{3} \mathrm{~T}^{0}\) (c) \(\mathrm{M}^{0} \mathrm{~L}^{1} \mathrm{~T}^{3}\) (d) \(\mathrm{M}^{1} \mathrm{~L}^{1} \mathrm{~T}^{-1}\)
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