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Locks and Latches

Locks and latches are parts of a door. While the latch ensures that the door stays in a closed position to prevent it from opening, lock prevents the door from being opened without a matching key.

1,966 Questions

Lost combination to brinks home safe model 5056 have key can you help?

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Asked by Wiki User

Purchased a Brinks 5056 safe(at yardsale), and combination was accidentally locked inside, key works but will not open without combination. Contacted First Alert, said they had info I just needed to get notarized authorization to open, which I did, but now they say combination for that range of models is missing. How can I open safe?

What type of phrase is we couldn't open the locked door?

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Asked by Wiki User

This sentence is a declarative sentence.

Why Locked doors are less likely to open in a crash?

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Asked by Wiki User

Locked doors are less likely to open in a crash because the locking mechanism ensures that the door remains securely closed, even when subjected to high impact forces. Additionally, the structural integrity of the locked door may be better maintained during a crash compared to an unlocked door, reducing the chances of it opening unexpectedly. Lastly, in modern vehicles, safety features are designed to keep doors locked in the event of a crash to protect occupants from being ejected.

What sound signal tells a river lock attendant that you wish to go through the lock one?

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Asked by Wiki User

One long blast on the boat's horn or whistle indicates to the river lock attendant that you wish to go through the lock.

A doorknob makes it easier to twist a door latch in or out. How does a doorknob do this?

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Asked by Wiki User

A doorknob provides a grip for the hand that allows for increased leverage when turning the latch. By rotating the knob, the mechanism inside the door is activated to either extend or retract the latch, making it easier to open or close the door.

How are the lock and key and induced models similar?

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Asked by Wiki User

Both the lock and key model and induced fit model are mechanisms used to describe enzyme-substrate interactions. Both models explain how enzymes bind to substrates to facilitate chemical reactions. They both highlight the specificity of enzyme-substrate interactions.

Imagine you are in a dark room with a locked door. All you have with you is a rope and a pencil. You can hear the rain outside but there are no windows. How do you get out?

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Asked by Wiki User

Tie the rope to the pencil and use it as a makeshift lever to try and unlock the door. If that doesn't work, try to attract someone's attention by making noise with the pencil on the door or by throwing the rope out of the window, if there is one.

Which two substances bind using a lock-and-key mechanism?

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Asked by Wiki User

Enzymes and their substrates bind using a lock-and-key mechanism. The active site of the enzyme is complementary in shape to its substrate, allowing for specific binding and subsequent chemical reactions to occur.

Which 2 substances bind using a lock-and-key mechanism?

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Asked by Wiki User

Enzymes and substrates bind using a lock-and-key mechanism. The enzyme's active site (lock) has a specific shape that fits with the substrate (key), allowing for a precise and efficient chemical reaction to occur.

When passing through a lock which light meas approach the lock under full control?

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Asked by Wiki User

When approaching a lock under full control, a vessel should display the appropriate navigation lights as required by the International Regulations for Preventing Collisions at Sea (COLREGs). This typically includes displaying red and green sidelights and white masthead light. It is important to follow these regulations to ensure the safety of the vessel and other waterway users.

How does a deadbolt lock work?

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Asked by Wiki User

A deadbolt lock is a type of lock that can only be opened by rotating the lock cylinder without spring activation. This means that a key or knob must be used to rotate the cylinder and retract the bolt, as opposed to a spring-loaded latch. Once the deadbolt is engaged, it extends a solid metal bolt into the door frame, providing greater security and resistance to forced entry.

How does a strap lock mechanism work?

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Asked by Wiki User

A strap lock mechanism works by securing the guitar strap to the strap buttons on the guitar. The strap lock consists of two parts: one that attaches to the strap and another that attaches to the strap button on the guitar. When connected, the two parts lock together to prevent the strap from accidentally coming off during play.

How does to lock and key work?

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Asked by Wiki User

A lock and key system works by using specially designed grooves and ridges on the key that align with pins inside the lock. When the correct key is inserted, the pins are lifted to the right height, allowing the lock to be turned and opened. This mechanism ensures that only the correct key can operate the lock.

What is the purpose of the scroll lock?

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Asked by KeishaCornelius

The scroll lock key was originally used to toggle the arrow keys between scrolling a document and moving the cursor. However, it is rarely used in modern applications and its function varies depending on the software being used.

How does a deadbolt work?

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Asked by Wiki User

A deadbolt lock works by using a cylinder with pin tumblers and a key. Deadbolt locks are different from regular locks because they can only be moved by proper rotation of the cylinder.

How do you open a wire lock without a key?

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Asked by Wiki User

It is not recommended or legal to open a wire lock without a key as it can be considered breaking and entering or theft. If you have lost your key, contact a locksmith or the manufacturer of the lock for assistance.

Is a key magnetic?

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Asked by Wiki User

No, keys are typically made of non-magnetic materials such as brass or steel. Magnetism in keys would make them stick to metal surfaces and could interfere with their proper functioning in locks.

How do you open a coin box on a washer without keys or a lock pick?

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Asked by Wiki User

If you do not have keys or a lock pick, you may need to contact the manufacturer or a professional locksmith for assistance. Tampering with the coin box without proper tools or authorization may damage the machine and could be considered illegal.

Does the Close Door on elevators actually work?

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Asked by Wiki User

In most elevators, the Close Door button is actually disabled or set to a timer to prevent passengers from overriding safety mechanisms and ensure safe operation. It may give the illusion of control, but it usually does not have any effect on speeding up door closure.

How did modern day locks work?

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Asked by Wiki User

Modern day locks typically work by using a combination of a key and tumblers or pins inside the lock that align only when the correct key is inserted. This allows the lock to be opened. Some modern locks also use electronic components such as keypads or biometric scanners to control access.

Why doesn't my light work on Kwikset door lock?

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Asked by Wiki User

The light on your Kwikset door lock may not be working due to a dead battery, a loose connection, or a malfunctioning light module. Try replacing the battery first to see if that resolves the issue. If the problem persists, contact Kwikset customer support for further assistance.

Why use diodes in a strike lock?

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Asked by Wiki User

Diodes in a strike lock circuit are used to prevent reverse current flow caused by electromagnetic interference or accidental short circuits. They protect the lock's electronic components from damage, ensuring proper operation and reliability in controlling door access.

How does a doorknob make it easier to pull the door latch?

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Asked by Wiki User

A doorknob provides a lever arm that allows for easier application of force to retract the latch. It gives a better grip and allows for a more comfortable and ergonomic way to open the door compared to just using your fingers on the latch.

How works geyih magnet lock?

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Asked by Wiki User

Geiyih magnet locks work using the principle of electromagnetic force to keep a door securely locked. The lock consists of an electromagnet that is activated when an electric current flows through it, creating a strong magnetic field that keeps the door locked. When the current is turned off, the magnetic field dissipates, allowing the door to be opened.