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SDI Basic Ballistics (BBS 100) Questions and Answers Rated A+ 2024
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SDI Basic Ballistics (BBS 100) Questions and Answers Rated A+ 2024
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SDI Basic Ballistics (BBS 100) Questionsand Answers Rated A+ 2024
A ____________ is the term used in measuring bullet dispersion (1" @ 100 yds) -
ANSWER-Minute of Angle
A centerfire cartridge uses a small explosive device called a: - ANSWER-Primer
A French weapons designer named _________________ developed smaller groove
depths in rifling. This advancement in rifling improved the overall accuracy and was later
adopted by American manufacturers. - ANSWER-Captain Tamasier
A load with a large extreme speed is not a good one. - ANSWER-True
A nice feature on primer feed systems is this, a plastic rod, in which it both weighs the
primer stack down to allow reliable feeding and also shows you how many primers are
left. - ANSWER-Indicator Rod
A thin metal pod of copper, zinc, aluminum, or brass at the base of a bullet is called a
_______________. - ANSWER-Gas Check
A too-powerful load will bend or break things, wear your handgun faster than normal,
and you even risk _____________________. - ANSWER-Blowing it Up
A very limited amount of WWII Japanese ammunition were fired with a ____________
projectile. - ANSWER-Wooden
According to the author of the course textbook, an automated rotary caster is about
______ times as productive as manual casting. - ANSWER-10
According to the text, concerning data production, there are 2 broad groups of people
who produce reloading data for your use: - ANSWER-Bullet Makers and Powder
Makers
According to the text, round-nosed bullets with low velocities are specifically designed
for: - ANSWER-Proper Function in Semi-automatic weapons
As the study of ballistics progressed, the field of ballistics was broken into two differently
phases: - ANSWER-Interior and Exterior Ballistics
At the range when testing loads, always shoot from a ______________ rest. -
ANSWER-Solid
Ballistics deal with: - ANSWER-The Science of Moving Projectiles
, Bullet energy is normally expressed in: - ANSWER-Foot/Pounds
Citing the manual, Reloading for Handgunners, how long have loading manuals been
produced? - ANSWER-A Century
Each cartridge is made up of 4 basic parts: - ANSWER-Case, Primer, Powder, Bullet
Each step in swaging increases the ________________ of the components until they
reach their final ______________ in the last die. - ANSWER-Diameter; Diameter
Early lead bullets were cast ______________ then brought to more exact fit with
patching. - ANSWER-Undersized
Heavier Bullets: - ANSWER-Sustain their Velocity longer than lighter ones
How many grains of black powder are used in the .50-110-300 Winchester Cartridge? -
ANSWER-110 Grains
If you are shooting on steel plates and need low recoil but fast times to the plate you'd
want to load the ______________ jacketed bullet at the _____________ velocity
possible. - ANSWER-Lightest; Heaviest
If you change primers in a reloading recipe, the primary concern is _______________. -
ANSWER-Pressure Control
In a ______________ cartridge, the primer is located in a small wall, or depression, in
the center of the case head. - ANSWER-Centerfire
In a crosswind of 10 miles per hour, a .22LR bullet, with a muzzle velocity of 1335 fps
will be blown downwind how many inches at 100 yds? - ANSWER-5 Inches
In Step One of your loading development, consult the load data and select a starting
powder charge ______________________ of the range. - ANSWER-Below the Middle
In the process of bullet drawing, there are several notable differences from bullet
swaging. Select all that apply to bullet Drawing: - ANSWER-1. You will be pushing a
larger part through a smaller hole
2. You always draw things down
3. In this process you will reduce the diameter of the initial object
4. In this process you will use a die with a ring type open end
Lead tip bullets require that the jacket be left ____________ sufficiently so that the tip is
connected to the main core by a substantial stem of core material. - ANSWER-Open
Match the following ballistic terms:
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