(SDI) FTT 221-9445 Sights, Optics, and
Accuracy
\frac{M (gr)}{7000 ∙ D(in)^2} - ANSWER-Which of the following is the equation that is
used to calculate sectional density?
12 - ANSWER-Nathan Foster recommends ----- shots for the initial break in of a barrel.
35 in-lb - ANSWER-Torque the action screws on a Tika T3 to
57 - ANSWER-A radian is approximately how many degrees
a rigid method - ANSWER-Mock bedding utilizes -------- for temporary testing.
a. 1/60 of a degree - ANSWER-Speaking in angular measurement terms, a "minute" is:
a. 8-40 - ANSWER-Heavier recoil guns will use ______ mounting screw holes.
a. Bead front sight; Notched open rear sight - ANSWER-According to the text, the most
common metallic sights are:
a. Between .2mm and .5mm - ANSWER-How much gap needs to exist between a
Mauser magazine box and the floorplate?
a. Cast - ANSWER-According to the Article, "Diagnosing Hunting Rifle Accuracy Part I",
the author speaks about his prowess in which type of bullet design used with the RCBS
Cowboy dies?
a. Cut back a spring and stretch into position. - ANSWER-The Howa HACT trigger can
be modified by ________, although it is a very risky procedure.
a. Drop test the rifle
b. Fast-cycle the action when the rifle is assembled
c. Test the safety
****d. All the above - ANSWER-Which of the following tests must be done to the rifle
after trigger modifications have taken place?
a. Ensure a perfect alignment between two rings. - ANSWER-The bar lapping
procedure is meant to:
a. Heat ruining the temper of trigger springs
b. Filing the geometry of triggers at an unsafe angle
c. Modifying triggers to less than 1lb
, ****d. All the above - ANSWER-The author highly warns against a DIY trigger job
because:
a. Improper use of piloted crowning tools - ANSWER-Circumferential burrs that occur
near the tip of the bore of a rifle were most likely caused by:
a. Lateral cant
b. Eye relief
c. Longitudinal cant
d. Ring alignment - ANSWER-When setting up a scope, consider which of the following
factors (choose all that apply):
a. Leupold/Redfield - ANSWER-Which type of mount includes windage adjustments?
a. Light copper fouling that is easily removed indicates near break-in, and harsh
abrasive polishing should be avoided. - ANSWER-When removing copper from the
bore, you should observe the ease with which the copper comes free. Choose the
correct statement below:
a. Maurice of Orange - ANSWER-The first army commander that ordered sights to be
installed on guns was:
a. On most rifles, this method requires reapplication each time the rifle is disassembled
for detailed maintenance. - ANSWER-One major disadvantage of Mr. Walker's "glue
and screw" method is:
a. Open up bore dimensions at the chamber end of the rifle
b. Smooth the bore - ANSWER-Which of the following is a possible outcome of fire
lapping (choose all that apply)?
a. preliminary testing or semi-permanent bedding. - ANSWER-The "glue and screw"
technique is suitable for:
a. Rosin - ANSWER-Which substance is used to prevent scope rings to slip against
each other during shooting?
a. Ruger No. 1 - ANSWER-Mr. Foster's instructions for setting up a Tika T3 rifle for
testing and field-usage can also be applied to all of the following platforms except?
a. Square from the top of the overarm. - ANSWER-On a Forster jig, it is possible to fit
non-square based actions by means of a:
a. Stock inlet is too low
b. Improper assembly - ANSWER-What are the ways a magazine box can "pinch" the
action of a rifle?
Accuracy
\frac{M (gr)}{7000 ∙ D(in)^2} - ANSWER-Which of the following is the equation that is
used to calculate sectional density?
12 - ANSWER-Nathan Foster recommends ----- shots for the initial break in of a barrel.
35 in-lb - ANSWER-Torque the action screws on a Tika T3 to
57 - ANSWER-A radian is approximately how many degrees
a rigid method - ANSWER-Mock bedding utilizes -------- for temporary testing.
a. 1/60 of a degree - ANSWER-Speaking in angular measurement terms, a "minute" is:
a. 8-40 - ANSWER-Heavier recoil guns will use ______ mounting screw holes.
a. Bead front sight; Notched open rear sight - ANSWER-According to the text, the most
common metallic sights are:
a. Between .2mm and .5mm - ANSWER-How much gap needs to exist between a
Mauser magazine box and the floorplate?
a. Cast - ANSWER-According to the Article, "Diagnosing Hunting Rifle Accuracy Part I",
the author speaks about his prowess in which type of bullet design used with the RCBS
Cowboy dies?
a. Cut back a spring and stretch into position. - ANSWER-The Howa HACT trigger can
be modified by ________, although it is a very risky procedure.
a. Drop test the rifle
b. Fast-cycle the action when the rifle is assembled
c. Test the safety
****d. All the above - ANSWER-Which of the following tests must be done to the rifle
after trigger modifications have taken place?
a. Ensure a perfect alignment between two rings. - ANSWER-The bar lapping
procedure is meant to:
a. Heat ruining the temper of trigger springs
b. Filing the geometry of triggers at an unsafe angle
c. Modifying triggers to less than 1lb
, ****d. All the above - ANSWER-The author highly warns against a DIY trigger job
because:
a. Improper use of piloted crowning tools - ANSWER-Circumferential burrs that occur
near the tip of the bore of a rifle were most likely caused by:
a. Lateral cant
b. Eye relief
c. Longitudinal cant
d. Ring alignment - ANSWER-When setting up a scope, consider which of the following
factors (choose all that apply):
a. Leupold/Redfield - ANSWER-Which type of mount includes windage adjustments?
a. Light copper fouling that is easily removed indicates near break-in, and harsh
abrasive polishing should be avoided. - ANSWER-When removing copper from the
bore, you should observe the ease with which the copper comes free. Choose the
correct statement below:
a. Maurice of Orange - ANSWER-The first army commander that ordered sights to be
installed on guns was:
a. On most rifles, this method requires reapplication each time the rifle is disassembled
for detailed maintenance. - ANSWER-One major disadvantage of Mr. Walker's "glue
and screw" method is:
a. Open up bore dimensions at the chamber end of the rifle
b. Smooth the bore - ANSWER-Which of the following is a possible outcome of fire
lapping (choose all that apply)?
a. preliminary testing or semi-permanent bedding. - ANSWER-The "glue and screw"
technique is suitable for:
a. Rosin - ANSWER-Which substance is used to prevent scope rings to slip against
each other during shooting?
a. Ruger No. 1 - ANSWER-Mr. Foster's instructions for setting up a Tika T3 rifle for
testing and field-usage can also be applied to all of the following platforms except?
a. Square from the top of the overarm. - ANSWER-On a Forster jig, it is possible to fit
non-square based actions by means of a:
a. Stock inlet is too low
b. Improper assembly - ANSWER-What are the ways a magazine box can "pinch" the
action of a rifle?
