(adsbygoogle = window.adsbygoogle || []).push({}); Q1.What is the magnitude of the electric force between a proton & electron?

(8.238x10^{-8}N)

Q2,What is the magnitude of the gravitational force between a proton & electron?

(3.63x10^{-47}N)What is the magnitude of the velocity of light?

Q3.

(299792458 m s^{-1})

Q4.What is the magnitude of the permitivity of a vacuum?

(8.854x10^{-12}m^{-2}s^{-2})

Q5.Estimate the density of a proton

(1.78x10^{16}kg m^{-3})

Q6.Estimate the density of the sun

(1405 kg m^{-3})

Q7.Divide answer 1 by answer 2.

(2x10^{39})

Q8.Divide the square of the third answer by the square of the fourth answer.

(1x10^{39})

Q9.Divide the cube of the fifth answer by the cube of the sixth answer

(2x10^{39})

Q10.Why are the answers to Q7, Q8 & Q9 of the same order?

(Gotcha)

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