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Basic Electronics > Q3 Periodical Exam > Flashcards

Q3 Periodical Exam Flashcards

1
Q

It is the amount of energy consumed per unit/time

A

Electric Power

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2
Q

What is the unit for electric power?

A

Watt or J/s

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3
Q

1hp is equal to ____

A

745.7 W or 0.75kW

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4
Q

If you increase the voltage by n, the power will increase by _____

A

n^2

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5
Q

If you increase the resistance by n, the power will decrease by ____

A

n or 1/n

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6
Q

If you increase the current by n, the power will increase by ______

A

n^2

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7
Q

If one component burns up, the rest will not function

A

Series

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8
Q

How do you compute a series circuit?

A

Voltage - Summation of individual voltage
Current - Equal
Resistance - Summation of individual resistance

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9
Q

How do you compute a parallel circuit?

A

Voltage - Equal
Current - Summation of individual current
Resistance - Reciprical of the summation of reciprocal of individual resistance

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10
Q

It is a device that stores electric charge

A

Capacitor

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11
Q

It is the ratio of charge on one plate and the potential difference between them

A

Capacitance

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12
Q

What is the unit for capacitance?

A

Farads or Coulumb/Volts

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13
Q

Area increases

A

Capacitance increases

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14
Q

Area decreases

A

Capacitance decreases

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15
Q

Distance increases

A

Capacitance decreases

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16
Q

Distance decreases

A

Capacitance increases

17
Q

It is a material that doesn’t allow current to flow thus increases the capacitance.

A

Dielectric

18
Q

It is a polarized capacitor

A

Electrolytic

19
Q

It is a non-polarized capacitor

A

Non-electrolytic

20
Q

What is the energy stored in a capacitor?

A

Electric Potential Energy

21
Q

What will happen if the capacitor is connected to the circuit and we increase the area?

A

Capacitance, charge, and energy increases, while the voltage is constant

22
Q

What will happen if the capacitor is connected to the circuit and we decrease the area?

A

Capacitance, charge, and energy decreases, while the voltage is constant

23
Q

What will happen if the capacitor is connected to the circuit and we increase the distance?

A

Capacitance, charge, and energy decreases, while the voltage is constant

24
Q

What will happen if while the capacitor is connected to the circuit and we decrease the distance?

A

Capacitance, charge, and energy increases, while the voltage is constant

25
Q

What will happen if the capacitor is connected to the circuit and we decrease the distance?

A

Capacitance, charge, and energy increases, while the voltage is constant

26
Q

What will happen if the capacitor is disconnected to the circuit and we increase the area?

A

Capacitance increases, energy and voltage decreases, while the charge is constant

27
Q

What will happen if the capacitor is disconnected to the circuit and we decrease the area?

A

Capacitance decreases, energy and voltage increases, while the charge is constant

28
Q

What will happen if the capacitor is disconnected to the circuit and we increase the area?

A

Capacitance decreases, energy and voltage increases, while the charge is constant

29
Q

What will happen if the capacitor is disconnected to the circuit and we increase the area?

A

Capacitance increases, energy and voltage decreases, while the charge is constant

30
Q

What will happen if a dielectric is inserted while connected to the battery?

A

Capacitance, stored charge, stored energy increases, while the voltage is constant

31
Q

What will happen if a dielectric is inserted while disconnected to the battery?

A

Capacitance increases, energy and voltage decreases, while the charge is constant

32
Q

It is used for a person suffering a cardiac attack

A

Heart Defibrillators

33
Q

How do you solve a parallel capacitor?

A

Capacitance - Summation of individual capacitance
Voltage - Equal
Charge - Summation of individual charge

34
Q

How do you solve a series capacitor?

A

Capacitance - Reciprocal of the summation of reciprocal of individual capacitance
Voltage - Summation of individual voltage
Charge - Equal

Basic Electronics (2 decks)

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