Units, Dimensions & Errors · JEE Main previous year questions

2006 2 questions

1. Q722006 · 29 Apr 2006 · Shift 1

   Which of the following units denotes the dimension $\frac{M{L}^2}{Q^2}$, where $Q$ denotes the electric charge?

   1. A.$Wb/{\mathrm{m}}^2$
   2. B.Henry ($H$)
   3. C.$H/{\mathrm{m}}^2$
   4. D.Weber ($\mathrm{Wb}$)
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   Answer: B

2. Q942006 · 29 Apr 2006 · Shift 1

   The ${}^{\prime }ra{d}^{\prime }$ is the correct unit used to report the measurement of

   1. A.the ability of a beam of gamma ray photons to produce ions in a target
   2. B.the energy delivered by radiation to a target
   3. C.the biological effect of radiation
   4. D.the rate of decay of radioactive source
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   Answer: C