67 Best Electricity Questions and Answers (Q&A) - ProProfs Discuss

What is the difference between CMOS and TTL?

G. Roland, Professor
Answered: Aug 08, 2019

CMOS and TTL are both classifications of integrated circuits. CMOS stands for ‘Complementary Metal Oxide Semiconductor’, while TTL means ‘Transistor-Transistor Logic’. The...Read More

11 Answers

7187 views

What is a path with no breaks called? A circuit is a path taken by a current.

C. Perez, Writer
Answered: Dec 02, 2019

The correct answer to this question is a closed circuit. When a closed-circuit occurs, the circuit is completed, and the current can flow through it. The opposite of closed circuits is open...Read More

2 Answers

1113 views

Which materials do not allow electricity to pass through them?

Anthony Paul Bonadio, Teacher
Answered: May 01, 2019

The materials that don’t allow electrical charges pass through it easily are called insulators.
The ability of electrical energy to pass through materials is known as conduction....Read More

2 Answers

1047 views

What is a simple device that opens and closes an electrical unit called?

O. Bickis, Corporate employee
Answered: May 01, 2019

The switch is the simple device that opens and closes an electrical unit. An Ampere is the SI unit used to measure the flow of current across the surface at the rate of one coulomb per seco...Read More

3 Answers

933 views

What is electricity and how is it made?

Wyatt Williams
Answered: Jan 11, 2025

Ammeter C

1 Answer

771 views

What is the difference between EEPROM and EPROM?

R. Barnes, Analyst
Answered: Jul 23, 2019

EPROM means erasable programmable read-only memory. This is a type of PROM that can be completely removed or erased if it would be exposed to ultraviolet rays. Once the data has been erased, it...Read More

4 Answers

768 views

What will the resistance be if in the given arrangement the three resistors are replaced by a single resistor?

C. Perez, Writer
Answered: Dec 02, 2019

The correct answer to this question is A, 4Ω. Electrical components are what resistors are. As the name suggests, the purpose of resistors is to resist energy. To do this, they limit...Read More

2 Answers

765 views

Does the current always travel from the negative electrode to the positive electrode?

P. Micah
Answered: Dec 02, 2019

The correct answer to this question is True. This flow will always do this during the discharge of a battery. Ohm's law can help one understand this, as the law states that the flow means the...Read More

3 Answers

661 views

How does electric current flows in a closed path or loop?

John Adney
Answered: Apr 04, 2017

A _circuit_________ is a closed path or loop around which an electric current flows.

2 Answers

650 views

What is the unit of measurement for measuring electrical pressure or EMF?

D. gray, Builder
Answered: Dec 02, 2019

The symbol for volt is V. It is an SI unit, and it is the difference between force. The name is in honor of physicist Alessandro Volta. The measurement was named after him because he invent...Read More

3 Answers

629 views

What is the unit used for measuring electrical current called?

Kelz
Answered: Jan 11, 2025

Ampere

1 Answer

604 views

How much current does the hotplate carry if it's resistance is 48 and it's connected to a 120-V source?

P. Micah
Answered: Dec 02, 2019

The correct answer to this question is 2.5 A. To calculate the current, we would use the Ohm's law equation, which is I = V divided by R. In the equation, I is current, which is what we are...Read More

2 Answers

566 views

What is the separation of positive and negative charges on an object called?

W. Pratt, Marketing Analyst
Answered: May 02, 2019

There are a lot of people who may have experienced static when they brush against another person or another item. Some electric charges will stay on the surface of the product and they may not be...Read More

3 Answers

488 views

What is the unit of measurement that for measuring electrical pressure or EMF?

P. Micah
Answered: Dec 02, 2019

V is the symbol for volt. This measurement is an SI unit, which is used to measure the difference between force. The measurement is named after Alessandro Volta, who was a physicist. It was...Read More

2 Answers

488 views

What will happen if bulb C is fused amongst bulbs A, B and C are connected as shown in the figure below, bulbs B and C are identical?

John Smith
Answered: Jan 11, 2025

A will glow less brightly and B will glow more brightly,

1 Answer

483 views

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