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Questions and Answers
The history of internal ballistics began with the use of ______ dating back to 1320.
The history of internal ballistics began with the use of ______ dating back to 1320.
gunpowder
Intermediate ballistics studies the transition from internal ballistics to ______ ballistics.
Intermediate ballistics studies the transition from internal ballistics to ______ ballistics.
external
On leaving the gun, the forces acting on the projectile are mainly ______ and the force of gravity.
On leaving the gun, the forces acting on the projectile are mainly ______ and the force of gravity.
aerodynamic
The study of motion of projectiles within the body is called ______ ballistics.
The study of motion of projectiles within the body is called ______ ballistics.
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Terminal ballistics is influenced by strike velocity, strike angle, type of ______, and target.
Terminal ballistics is influenced by strike velocity, strike angle, type of ______, and target.
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The base of a round is made of stronger material than the ______ case.
The base of a round is made of stronger material than the ______ case.
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The percussion cap is made of material that ignites on ______.
The percussion cap is made of material that ignites on ______.
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Propellant is a chemical substance placed in a cartridge case that produces intense ______.
Propellant is a chemical substance placed in a cartridge case that produces intense ______.
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A suitable device is employed to provide support to the base of the round before the ______ is initiated.
A suitable device is employed to provide support to the base of the round before the ______ is initiated.
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A period of delay is incorporated to allow the pressure in the chamber to drop to a safe level before it is ______.
A period of delay is incorporated to allow the pressure in the chamber to drop to a safe level before it is ______.
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The cartridge case itself is not strong enough to withstand such high ______ and it should explode or burst open.
The cartridge case itself is not strong enough to withstand such high ______ and it should explode or burst open.
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The pressure applied radially is contained by the chamber ______ which are strong enough to withstand high pressure.
The pressure applied radially is contained by the chamber ______ which are strong enough to withstand high pressure.
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The problem is how to hold the pressure which is acting in the ______ direction.
The problem is how to hold the pressure which is acting in the ______ direction.
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The breech block comes to rest with its front face almost touching the face of the ______.
The breech block comes to rest with its front face almost touching the face of the ______.
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The designer must arrange the weapon so that it is not possible for the cap to be struck before the cartridge is fully ______.
The designer must arrange the weapon so that it is not possible for the cap to be struck before the cartridge is fully ______.
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Locking the weapon alone is not ______ enough.
Locking the weapon alone is not ______ enough.
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Longer the head the less the fore body ______.
Longer the head the less the fore body ______.
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The angle between the axis of the projectile and tangent to the trajectory is called the angle of ______.
The angle between the axis of the projectile and tangent to the trajectory is called the angle of ______.
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Greater the yaw, greater the ______.
Greater the yaw, greater the ______.
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Drift is the lateral deviation of a spun projectile from the original ______ imparted by the gun.
Drift is the lateral deviation of a spun projectile from the original ______ imparted by the gun.
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Fins bring the centre of ______ behind the centre of mass.
Fins bring the centre of ______ behind the centre of mass.
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The fins provide more cross sectional area for wind force to act upon, which swings the bomb/rd around its centre of ______.
The fins provide more cross sectional area for wind force to act upon, which swings the bomb/rd around its centre of ______.
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The combined force exerted by mass and gravity overcomes the wind force ensuring the bomb hits ______ first.
The combined force exerted by mass and gravity overcomes the wind force ensuring the bomb hits ______ first.
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In a projectile, the centre of pressure is not at the centre of mass resulting in an ______ moment.
In a projectile, the centre of pressure is not at the centre of mass resulting in an ______ moment.
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The firing mechanism is cocked when the bolt is pushed ______.
The firing mechanism is cocked when the bolt is pushed ______.
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In weapons like LMG, there is no separate firing ______ to be cocked.
In weapons like LMG, there is no separate firing ______ to be cocked.
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The action of taking the leading round from the magazine is known as ______.
The action of taking the leading round from the magazine is known as ______.
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When the cartridge is fully seated in the chamber, it is referred to as ______.
When the cartridge is fully seated in the chamber, it is referred to as ______.
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After the round is seated, the next step is to lock the ______.
After the round is seated, the next step is to lock the ______.
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The final stage of the cycle is when the firing mechanism is ______.
The final stage of the cycle is when the firing mechanism is ______.
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Manually Operated Weapons, like the 303 or 7.62mm bolt action rifle, require the firer to complete the cycle of ______.
Manually Operated Weapons, like the 303 or 7.62mm bolt action rifle, require the firer to complete the cycle of ______.
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In certain weapons operating on the blow back system, locking and unlocking may be ______.
In certain weapons operating on the blow back system, locking and unlocking may be ______.
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The breech block is tilted up with the help of a locking cam like in the case of 762mm ______.
The breech block is tilted up with the help of a locking cam like in the case of 762mm ______.
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During the final forward movement of the slide, the breech block is pushed downwards into the locking ______.
During the final forward movement of the slide, the breech block is pushed downwards into the locking ______.
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The sliding breech block can only move on ______.
The sliding breech block can only move on ______.
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The locking mechanism in the sliding block shortens the body length of the ______.
The locking mechanism in the sliding block shortens the body length of the ______.
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The most common example of the lug locking type mechanism is the.30 browning ______.
The most common example of the lug locking type mechanism is the.30 browning ______.
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The type of breech mechanism designed must ensure the weapon is mechanically ______.
The type of breech mechanism designed must ensure the weapon is mechanically ______.
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The ______ cam lifts the breech block upwards into the locking recess.
The ______ cam lifts the breech block upwards into the locking recess.
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An example of a locking mechanism used in tanks or APCs is the M-73 tank ______.
An example of a locking mechanism used in tanks or APCs is the M-73 tank ______.
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When the trigger is pressed, the moving parts move ______.
When the trigger is pressed, the moving parts move ______.
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The breech block is lifted up with the help of the ______ cam.
The breech block is lifted up with the help of the ______ cam.
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Under no circumstance can the piston-post strike the firing pin before ______ has taken place.
Under no circumstance can the piston-post strike the firing pin before ______ has taken place.
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Once the round is fired, the bullet moves ______.
Once the round is fired, the bullet moves ______.
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Mechanical safety in closed breech weapons is more ______ compared to open breech weapons.
Mechanical safety in closed breech weapons is more ______ compared to open breech weapons.
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The locking ramps in the carrier push the breech block down to ensure it gets ______.
The locking ramps in the carrier push the breech block down to ensure it gets ______.
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If the firer presses the trigger before the locking takes place, the round will get ______.
If the firer presses the trigger before the locking takes place, the round will get ______.
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The safety mechanism of the 7.62mm SLR is designed in ______ parts.
The safety mechanism of the 7.62mm SLR is designed in ______ parts.
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Study Notes
Document Index
- Document contains an index of topics and corresponding page numbers.
- Topics include Theory of SA Fire, Theory of Normal Gp, Ballistics of Small Arms Ammunition, Principles of Auto Ops, Construction of DA Template, Intro to 7.62mm DSR, Bore-Sighting of 84mm RL Mk-III, Intro to ARC, Maint of Wpn, Kote Docu & Insp, Type of Rg & Conduct of Firing, Zeroing and Bore-Sighting of INSAS Rif and LMG, Taking Lead with INSAS Rif, Intro to RPO-A Flame Thrower, Rg Card.
- Page numbers are listed for each topic.
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Description
This quiz explores the fundamentals of internal ballistics, covering topics such as the transition to intermediate and terminal ballistics, as well as the components involved in projectile motion. Test your knowledge on various terms and concepts associated with the behavior of projectiles inside a firearm.
