Physics Flashcards

(40 cards)

1
Q

Opposite charges attract and same charges repel

A

Law of charges

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2
Q

An example of law of charges is?

A

Magnets or Rubbing balloon on hair

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3
Q

It is how strong is the force of a charge

A

Electric Field Strength

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4
Q

Used to measure the point charge

A

Test charge

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5
Q

Electric is kinetic energy but how it is called electric potential energy?

A

Its potential since its stored

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6
Q

What type of charges flow in batteries?

A

Negative charges

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7
Q

It is also known as the electric potential difference

A

Voltage

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8
Q

A flow of charged particles

A

Current

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9
Q

Is the measure of the opposition of flow of charges

A

Resistance

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10
Q

The current in circuit is directly proportional to the voltage and inversely proportional to the resistance

A

Ohm’s Law

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11
Q

Amount of work done over time

A

Power

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12
Q

Is a closed loop in which electricity flow?

A

Circuit

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13
Q

1 pathway circuit

A

Series Circuit

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14
Q

It is known as the circuit breaker

A

Fuse

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15
Q

It is known as the light bulb

A

Load

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16
Q

Its a circuit with multiple pathway

A

Parallel Circuit

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17
Q

It is known as the battery in a circuit

18
Q

It is known as the pathway of a circuit

19
Q

Why copper is a good conductor?

A

It is ductile and can be turned into wires

20
Q

Can water be a conductor?

21
Q

Why do you need to control the charge?

A

They have specific capacities

22
Q

What does short circuit means?

A

Too much load

23
Q

Why does electricity have a range

A

Electricity is not steady rather its fluctuating

24
Q

How to increase the flow of charge

A

Increase the voltage

25
If one increase, the other increases
Directly Proportional
26
If one increase the other decreases
Inversely Proportional
27
It produces energy and displacement is important
Work
28
Is used to move something
Energy
29
Unit of power
Watts
30
Why inverters are cheap?
It lowers the consumption to maintain its temperature
31
Circuit comes to a latin word
Circum
32
Circum means
It circulates or around
33
Circuit board has no wire because its made up of?
Copper
34
What happens to the pathway if the switch is closed
It opens the circuit
35
What happens to the circuit if the switch is open
It has no pathway
36
A Christmas light went off when you cut off a wire what circuit does it have?
Series
37
If you cut one wire and the circuit still works then what type of circuit is it?
Parallel Circuit
38
The lamp was switched to the off button, is the switch open or closed.
Open
39
A device that controls the flow of current in the circuit
Switch
40
Why horsepower is used
Horsepower is commonly used to measure the power of engines and motors