SATHEE: Electrostatics Question 336

Electrostatics Question 336

Question: The magnitude of electric field intensity $E$ is such that, an electron placed in it would experience an electrical force equal to its weight is given by [CPMT 1975, 80; AFMC 2001; BCECE 2003]

Options:

A) $m g e$

B) $\frac{m g}{e}$

C) $\frac{e}{m g}$

D) $\frac{e^{2}}{m^{2}} g$

Show Answer

Answer:

Correct Answer: B

Solution:

According to the question, $e E = m g$

therefore $E = \frac{m g}{e}$

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Electrostatics Question 336

Question: The magnitude of electric field intensity E is such that, an electron placed in it would experience an electrical force equal to its weight is given by [CPMT 1975, 80; AFMC 2001; BCECE 2003]

Options:

Answer:

Solution:

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Question: The magnitude of electric field intensity $E$ is such that, an electron placed in it would experience an electrical force equal to its weight is given by [CPMT 1975, 80; AFMC 2001; BCECE 2003]