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Aleks [24]
2 years ago
14

1. Define static electricity

Physics
1 answer:
ElenaW [278]2 years ago
7 0

Answer:

<h3>1. Static electricity is a familiar electric phenomenon in which charged particles are transferred from one body to another. For example, if two objects are rubbed together, especially if the objects are insulators and the surrounding air is dry, the objects acquire equal and opposite charges…</h3>

<h3>2.1) Friction – The rubbing together of surfaces transfers electrons from one object to another. </h3><h3> 2) Conduction – Electrons flow freely through one object to another. Conductors allow charges to move easily .</h3>

You might be interested in
4.
Ulleksa [173]
The correct answer is C. Universal Gravitation (it was written by Issac Newton)
4 0
4 years ago
a net force of 1,800 N is applied to a boat causing it to accelerate at 1.5 m/s^2. what is the mass of the boat?
Xelga [282]

Answer:

<h3>The answer is 1200 kg</h3>

Explanation:

The mass of an object can be found by using the formula

m =  \frac{f}{a}  \\

f is the force

a is the acceleration

From the question we have

m =  \frac{1800}{1.5}  \\

We have the final answer as

<h3>1200 kg</h3>

Hope this helps you

7 0
3 years ago
Moving 4.0 coulombs of charge through a circuit
Galina-37 [17]
We know that V=E/Q Where V is the PD, E is the energy, and Q is the charge.

Substituting in the values gives V=48/4=12

Therefore the PD across the circuit is 12V
5 0
4 years ago
What is the energy stored in the 10.5 μ F 10.5 μF capacitor of a heart defibrillator charged to 8250 V ?
Kay [80]

Answer:

356.33 J

Explanation:

Energy: This can be defined as the ability or the capacity to do work. The S.I unit of Energy is Joules (J).

The Energy stored in a capacitor = 1/2CV²

E = 1/2CV².............................. Equation 1.

Where E = Energy stored in a capacitor, C = capacitance of the capacitor, V = potential difference across the plates of the capacitor.

Given: C = 10.5 μF  = 10.5×10⁻⁶ F, V = 8250 V.

Substitute into equation 1

E = 1/2(10.5×10⁻⁶)(8250)²

E = 357.33 J.

Thus the energy stored in the defibrillator = 356.33 J

3 0
4 years ago
Which of the following is not predicted by a higher inhibitory control during childhood
ololo11 [35]

-happiness

Explanation:

  • Happiness is a result of desires.
  • People are known to feel happy when some of their most important desires are fulfilled.
  • If desire is not important, people feel only greater or less satisfaction. But at one level, desires and happiness are excluded because when some desires are fulfilled they are extinguished, and only the feeling of happiness slowly fades.
  • Happiness should not be waited passively, it should not be expected that it will come from the outside through some happy event or that other people will make us happy through great love.

Learn more on

brainly.com/question/1041580

brainly.com/question/3492822

#learnwithBrainly

8 0
3 years ago
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