Sights, Optics ,and Accuracy Practice Test

These questions are part of the practice quiz. Start practicing

• How does temperature affect optics?
• Which tool is typically used for precise alignment of scope bases?
• Why is it important to test the safety after trigger modifications?
• Which component is typically adjusted to change the elevation of a projectile?
• Which two bases depend on a dovetail cut into the receiver?
• Which type of bullet design is the author noted for using with RCBS Cowboy dies?
• What is a ballistic chart?
• How does the first focal plane reticle ensure accuracy in range finding?
• Describe the role of magnification in shooting sports.
• What role does trigger control play in shooting accuracy?
• What is the primary purpose of rifle scopes?
• What can cause a magazine box to "pinch" the action of a rifle?
• Which material is commonly used in the practice of fire lapping?
• A scope that cannot be adjusted is referred to as what type of magnification scope?
• What does the acronym SUVAT represent in projectile motion?
• What is a common feature found in most vintage military rifles?
• What is the purpose of using a sunshade on a scope?
• What does "adjustable objective" do in a scope?
• What was one of the collective results of the Gavre Commission?
• Which of the following triggers is considered "non-adjustable"?
• What does the extreme spread measure in shooting?
• What is the importance of reticle subtension?
• What is crucial to remember when caring for or breaking in barrels?
• What is a technical term for the alignment between two scope rings during installation?
• Copper vaporization in the bore is classified as an issue related to which kind of finish?
• The installation of scopes and sights requires what in top ejecting rifles for proper function?
• What is meant by the term "fire lapping"?
• Why is understanding projectile behavior important in ballistics?
• The term for a unit of angle used in both astronomy and navigation is what?
• What mechanical issue can arise from poor assembly of a rifle?
• What is the significance of scope mount height?
• Illuminated reticles are primarily used for which type of hunting?
• In target shooting, where should the entire front bead be held?
• What does "field of view" refer to in scope optics?
• Is it true that to properly use an accurate rifle, a bore sighting tool must be used to inspect the bore?
• What is the primary goal of fire lapping?
• How does fire lapping contribute to a rifle's performance?
• What is the term for the apparent displacement of an object based on the angle at which it is viewed?
• Which type of mount includes windage adjustments?
• What is the purpose of lapping the bore of a new barrel?
• Which component of a scope assists in making aim adjustments?
• When setting up a scope, which factor is important to consider?
• Which action is necessary when using the "glue and screw" technique?
• What does a chief feature of a tactical optic consist of?
• Which of the following is the most common type of metallic sight?
• Why is it important to address the gap between the magazine box and action?
• What does "reticle illumination" allow a shooter to do?
• What is the significance of light transmission percentage in optics?
• What factor can negatively affect a rifle's accuracy during test firing?
• Who was the first person to perfect interchangeable flintlock parts for mass production?
• What is a quick method to align the scope bases?
• What is a bipod used for?
• For what primary reason might a user prefer a variable power scope?
• Why is it essential to clean optics regularly?
• Converted military rifles often experience issues with which component?
• Is auto-body filler considered a more permanent solution for bedding a rifle compared to epoxy?
• What type of sighting system did the M1 Carbine first use for varying ranges?
• Is the B-Square Professional Jig adaptable for lever-action and slide-action firearms?
• The U-notch rear sight is designed to be used with which type of front sight?
• Why is proper eye relief important when using scope optics?
• Which of the following is a possible outcome of fire lapping?
• What is the main purpose of blueprinting a bolt-action firearm?
• What is the main purpose of using a laser rangefinder?
• When purchasing a new rifle, which item should be inspected first?
• What is the primary purpose of a ballistic drop compensator reticle?
• What is the function of an anti-reflective coating on optics?
• Which procedure is particularly risky when modifying the Howa HACT trigger?
• Who was the first army commander to order the installation of sights on guns?
• Which of the following best describes mock bedding?
• How many MOA are in a full circle?
• What is "bullet drop"?
• Which rifle does Nathan Foster cite as a model that cannot be easily mock-bedded?
• What is a common issue that arises with the eye piece bolt in converted military rifles?
• What is one economical way to assist in the boresighting process?
• What role does the magnification setting play in rifle scopes?
• A standard target rifle is expected to shoot less than or equal to how many MOA?
• What might indicate the effectiveness of fire lapping?
• Top ejecting rifles, such as the Winchester Model 94, require which type of mount?
• How many degrees are in a radian approximately?
• How can elevation adjustments on a scope help with accuracy?
• Why is it important to have proper eye relief?
• What is the primary advantage of using adjustable turrets on a scope?
• Are horizontal split rings considered more effective than vertically split rings according to the author?
• What is the most requested type of trigger weight among shooters for better accuracy?
• What does barrel harmonics measure in a firearm?
• What is a common indicator of a scope's quality?
• Who created the first working ballistics pendulum?
• What does a heavy bullet "slipping and grabbing" refer to?
• What should be avoided during the process of copper removal from the bore?
• What is the correct torque setting for action screws on a Tika T3?
• What was the primary purpose of bearable arms when they were first used?
• Why should old military Mauser actions not be lapped?
• What is the advantage of knowing the mean radius in shooting?
• What is a typical adjustment increment for windage and elevation on a scope?
• Should the magazine box fit flush against the action?
• What is the primary benefit of using a scope with a reticle designed for holdover?
• In terms of optics, what does parallax error refer to?
• What is an appropriate distance for zeroing a rifle scope?
• How does a reflex sight operate?
• What does the "glue and screw" technique for bedding result in?
• If a rifle has a 1/2 MOA accuracy, what does that imply?
• What advantage does a first focal plane reticle provide?
• What is one advantage of using a red dot sight?
• What advantages come from using a higher magnification scope for long-range shooting?
• How can wind affect bullet trajectory?
• How can you determine if you should continue polishing during bore cleaning?
• What is the function of drag in projectile motion, as acknowledged in Galileo's equations?
• What tool is used for temporary testing in mock bedding?
• What material is typically used in the bedding process of a firearm?
• What does the term "field of view" refer to in optics?
• What does "parallax error" indicate in optics?
• What is the most common reason for the end user to choose a smaller scope?
• According to the article on hunting rifle accuracy, what is the expected MOA for a lever action gun?
• Which can lead to problems in shooting accuracy when using a lever action gun?
• What type of scope mount is usually preferred for long-range shooting?
• What is the effect of raising the rear sight on bullet impact?
• What is the drop value of a 150-gr .30-06 projectile at 300 yards?
• What is the basic function of bullet drop compensation (BDC) reticles?
• How much gap should exist between a Mauser magazine box and the floorplate?
• What does Circular Error Probable (CEP) measure?
• What does it mean if a shooter has a tight shot grouping?
• What is the purpose of using a collimator during the boresighting process?
• Why is a stable shooting position crucial?
• Which term refers to the line of the bore, indicating the initial line of travel?
• Is it true that testing a barrel using a bi-pod is generally more reliable than using sandbags?
• What is the term for the very tip of the bore that is machined perpendicular to the bore axis?
• An aftermarket bolt action rifle stock may prevent what from happening?
• Why is it advised to treat every barrel individually?
• Which outcome should not be expected from fire lapping?
• What can be concluded if the groups fired during testing are consistently high and scattered?
• What are the most common sizes of tube sizes for scopes?
• Who is known for developing the first pinfire metallic cartridge?
• When test firing a securely mock-bedded rifle, which factors can result in wide groups?
• What does the author warn against when it comes to DIY trigger jobs?
• Which practice is essential before starting the fire lapping process?
• What is an incorrect assumption about fire lapping?
• What type of crowning reamer can hobbyists use to create a professional crown?
• Why is high-quality glass significant in optics?
• What is the primary advantage of using magnified optics?
• Is it better to ensure that a rifle is properly bedded before worrying about the barrel quality, according to Nathan Foster?
• What is the difference between a fixed power and a variable power scope?
• Which term is defined as measuring the overall length of the shot pattern from the center of two bullet holes?
• What is the purpose of using a bore sighting tool?
• True or False: Most vintage military rifles do not include drilled and tapped holes for scope bases.
• What is the relationship between barrel length and velocity?
• What does "co-witnessing" refer to in the context of optics?
• What does MOA stand for in shooting optics?
• How many shots does Nathan Foster recommend for the initial break-in of a barrel?
• What is a mean radius?
• Which type of drill bit is effective for drilling through case hardened receivers?
• What cleaning method can help prevent excessive copper fouling?
• What is the first course of action when drilling hardened receivers?
• How is the projectile's velocity typically measured?
• What is a major disadvantage of the "glue and screw" method?
• When adjusting sights, what aspect is critical for maintaining accuracy?
• In angular measurement, what is a "minute" equivalent to?
• What happens to accuracy when magnification is increased excessively?
• What does the term 'point of impact' refer to in shooting terminology?
• On a Forster jig, how can non-square based actions be fitted?
• Which task is NOT part of blueprinting a bolt-action firearm?
• A primary advantage of illuminated reticles is:
• What effect does a higher scope magnification have?
• True or False: A duplex reticle is uncommon for hunting use.
• Why is trigger control essential for shooting?
• How does parallax affect target accuracy in optics?
• Define the term "reticle."
• How does lens diameter affect light gathering ability in optics?
• According to Mr. Nathan Foster, which statement is true regarding new barrels?
• What process involves using epoxy to surround the action and barrel in a firearm?
• What does "parallax free" mean in optics?
• Is it recommended to remove the magazine box prior to bedding the M700 action?
• How can wind flags assist a shooter?
• What is the minimum lug length of a Remington 700?
• What risky modification can be made to the Howa HACT trigger?
• What does it indicate if light copper fouling is easily removed from the bore?
• What is the author's primary concern when firing test groups?
• Which component affects a shooter's timing in taking an accurate shot?
• Heavier recoil guns will use which type of mounting screw holes?
• In the equation E=r(D+F) / R-(d+F), what does "F" represent?
• What substance is commonly used to prevent scope rings from slipping against each other?
• What does the term "windage" refer to in optics?
• What does "eye relief" refer to in scopes?
• Which term correctly completes the phrase: "When Galileo created the idea of ballistics ______, his equations did not include drag nor gravity."
• After exiting the muzzle, a bullet fishtailing is typically associated with which finish?
• What does the BDC reticle stand for?
• The "glue and screw" technique is most suitable for what purpose?
• What occurs when there is too much of a gap between the magazine box and the action?
• What is the difference between a short range and long-range scope?
• What could modifying triggers to be less than 1lb lead to?
• What does a first focal plane (FFP) scope allow a shooter to do?
• Which tests must be conducted after modifying a rifle's trigger?
• Which approach is NOT recommended when identifying issues with rifle accuracy?
• What does "harmonics" refer to in the context of barrel movement?
• How is accuracy measured in terms of shot placement?
• Which type of optical system is commonly associated with achieving parallax correction?
• Why is it important to understand ballistic performance?
• What does the process of bedding improve in a firearm?
• When selecting a scope, which characteristic is crucial for maximum light transmission?
• What is the primary purpose of the bar lapping procedure?
• What is the formula used to calculate sectional density?
• What does "length of pull" refer to in firearms?
• If a shot is left, which direction should the rear sight be adjusted?
• What is the recommended trigger pull weight for general hunting use?
• Is the modern Model M700 X-Pro trigger easy to adjust?
• What is the most common size of a sight base screw?
• What is a necessary action to take after the fire lapping procedure?
• Which rifle platform cannot use Mr. Foster's setup instructions for a Tika T3?
• What is a consequence of filing the geometry of triggers at an unsafe angle?