A relay is an electrically operated switch. It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms, such as make contacts, break contacts, or combinations thereof.

What is the meaning of relay a message?

to communicate information, news, or a message to someone. Rose immediately relayed news of the accident to her boss. Synonyms and related words. To tell someone something, or to give information. tell.

What does relay person mean?

b : a number of persons who relieve others in some work worked in relays around the clock. 2a : a race between teams in which each team member successively covers a specified portion of the course.

What is relay example?

The definition of a relay is a race, or the act of passing something along from one person or group to another. An example of a relay is a race during a school field day. An example of relay is the act of getting a message to someone.

What is a relay team?

A relay race is a race between two or more teams in which each member of a team completes a portion of the race. A relay race is often simply called a relay. Relay races are held in both track and swimming. Each portion of a relay race is called a leg, and each leg is completed by a different member of the team.

What is the use of a relay?

Relays are electric switches that use electromagnetism to convert small electrical stimuli into larger currents. These conversions occur when electrical inputs activate electromagnets to either form or break existing circuits.

What does rely on someone mean?

rely on/upon (someone or something) a : to need (someone or something) for support, help, etc. : to depend on (someone or something) My mother relied on me for financial support. They rely on a well for all their water.

How do you rely on someone?

When you rely on someone, you have total faith and trust that she will come through. It comes from the Latin word religare which means “to fasten or bind.” You’re bound to the people you rely on!

How do you use relay in a sentence?

control or operate by relay.
They raced to a thrilling victory in the relay.They will relay your message.Jamaica won the gold in the sprint relay.The Ugandan relay team are coasting to victory .The anchor man in a relay team runs last.Messengers will relay your letters.

Is it relay or relate a message?

A: Yes, both verbs, “relate” and “relay,” can be used in that sentence, though “relay” is more precise. “Relate” means, among other things, to tell something to someone, while “relay” here means to pass information from one person along to another.

How do you spell rely on someone?

rely on/upon
1 : to need (someone or something) for support, help, etc. : to depend on (someone or something) My mother relied on me for financial support. 2 : to trust or believe (someone or something) She’s someone you can rely on.

What does relay back mean?

1 a person or team of people relieving others, as on a shift. 2 a fresh team of horses, dogs, etc., posted at intervals along a route to relieve others.

Where are relays used in real life?

Relays in Real Life

One example might be a cooling system. An electronically operated cooling system will need to be capable of switching a fan off or on depending on the temperature in the room. A thermometer is an electrical circuit containing a sensor. But it is only capable of producing small electrical currents.

What is relay connection?

Relay Connection. A connection used in telegraphy, including a local battery, with a short circuit normally open, but closed by a switch and a sounder or other appliance. The latter is made very sensitive so as to be worked by a feeble current, and is connected to the main line.

What are types of relay?

What are the Types of Electrical Relays
Electromagnetic relay. Electromagnetic relay is the simplest, oldest and most widely used relay. Latching relay. Thermal relay. Reed relay. High voltage relay. Time Relay. Current and voltage relay. Differential relay.

How do you relay a race?

relay race, also called Relay, a track-and-field sport consisting of a set number of stages (legs), usually four, each leg run by a different member of a team. The runner finishing one leg is usually required to pass on a baton to the next runner while both are running in a marked exchange zone.

Who goes first in a relay?

Based on the speed of the runners, the generally accepted strategy used in setting up a four-person relay team is: second-fastest, third-fastest, slowest, then fastest (anchor); however some teams (usually middle school or young high school) use second-fastest, slowest, third-fastest, then the fastest (anchor).

What is the meaning of relay race?

Definition of relay race

: a race between teams of two or more contestants with each team member covering a specified portion of the entire course — see medley relay.