3. An electric field of 2.0 × 104 N/C is directed along the positive x-axis. a. What is the electric force on an electron in this field?

Respuesta :

Answer:

The electric force on an electron in this field [tex]3.2\times 10^{-15}\ N[/tex].

Explanation:

We have,

Electric field of along the +x-axis is [tex]2\times 10^4\ N/C[/tex]

It is required to find the electric force on an electron in this field. The electric force acting on the particle is given by :

[tex]F=qE[/tex]

q is charge of electron

[tex]q=-1.6\times 10^{-19}\ C[/tex]

So,

[tex]F=1.6\times 10^{-19}\times 2\times 10^4\\\\F=3.2\times 10^{-15}[/tex]

So, the electric force on an electron in this field [tex]3.2\times 10^{-15}\ N[/tex].

The electric force on an electron throughout this field will be "3.2 × 10⁻¹⁵ N".

Electric field:

An electric field throughout a force created by a charge throughout proximity to its circumstances. Whenever additional charges come into contact with this field, they are subjected to this force.

A charge's electric field at quite a point seems to be the force that somehow a unit positive (+) charge will indeed personal experience if put at around that spot.

According to the question,

Electric field = 2 × 10⁴ N/C

Charge of electron, q = -1.6 × 10⁻¹⁹ C

We know the relation,

→ F = qE

By substituting the values, we get

      = [tex]1.6\times 10^{-19}\times 2\times 10^4[/tex]

      = [tex]3.2\times 10^{-15}[/tex] N

Thus the above answer is correct.

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