M16A3/M4A1 Service Rifle questions with
complete solutions
M16A3 Service Rifle Specifications Correct Answer: A lightweight, air-cooled, gas operated,
magazine-fed, shoulder-fired weapon designed for either automatic or semi-automatic fire
through the use of a selector lever. It has two available magazine capacities of 20 or 30 rounds
and a cyclic rate of fire of 700 to 900 rounds per minute.
Caliber Correct Answer: 5.56mm
Weight Correct Answer: 7.4 pounds (3.4 kg), empty
Overall Length Correct Answer: 40 inches (1,016 mm)
(with suppressor)
Barell Lenth Correct Answer: 21 inches (533 mm)
Muzzle Velocity Correct Answer: 3,100 fps (945 mps)
Maximum Effective Range Correct Answer: 602 yards (550 m)
Maximum Range Correct Answer: 3, 938 yards (3,600 m)
Mechanism Type Correct Answer: Gas-Operated
Magazine Type Correct Answer: Double-Stacked Box
Magazine Capacity Correct Answer: 20 or 30 Rounds
Cyclic rate of fire (automatic) Correct Answer: 90 rounds per minute
Cyclic rate of fire (semi-automatic Correct Answer: 45 rounds per minute
Safety Correct Answer: Selector Lever
Ammunition Correct Answer: Ball (M855 and M193)
Tracer (M856 and M196
Blank (M200)
Dummy (M199)
M4A1 Service Rifle Specifications Correct Answer: Is a lightweight, gas operated, air cooled,
magazine-fed, selective rate, shoulder-fired weapon with a collapsible stock. A shortened variant
of M16A3 rifle with 14.5 inch barrel, the M4A1 service rifle provides individual soldier/sailor
operating in close quarters capability to engage targets at extended range with accurate lethat
fire.
, Caliber Correct Answer: 5.56 mm
Weight Correct Answer: 6.4 pounds (2.9 kg), with 30 round magazine
Overall Length Correct Answer: 33 inches (838mm), buttstock open
29.75 inches (756mm), buttstock closed
Barrel Length Correct Answer: 14.5 inches (368 mm)
Muzzle Velocity Correct Answer: 2,970 fps (905 mps)
Maximum Effective Range Correct Answer: 550 yards (500 m)
Maximum Range Correct Answer: 3, 938 yards (3,600 m)
Mechanism Type Correct Answer: Gas-operated
Magazine Type Correct Answer: Double-stacked box
Magazine Capacity Correct Answer: 20 or 30 rounds
Cyclic Rate of fire (automatic) Correct Answer: 90 rounds per minute
Cyclic rate of fire (semi-automatic) Correct Answer: 45 rounds per minute
Sustained rate of fire Correct Answer: 12 to 15 rounds per minute
Safety Correct Answer: Selector Lever
Ammunition Correct Answer: Ball (M855 and M193
Tracer (M856 and M196
Blank (M200)
Dummy (M199)
Purpose of M16A3 Correct Answer: To provide Sailors qith improved handling and the
capability to rapidly and accurately engage targets at extended range, day or night.
M16A3 Four Major Component Groups Correct Answer: Upper Recovery Assembly
Bolt and Bolt Carrier Assembly
Lower Receiver Assembly
Magazine Group Assembly
Upper Receiver Assembly Correct Answer: Attached to the barrel and contains the bolt carrier
group
complete solutions
M16A3 Service Rifle Specifications Correct Answer: A lightweight, air-cooled, gas operated,
magazine-fed, shoulder-fired weapon designed for either automatic or semi-automatic fire
through the use of a selector lever. It has two available magazine capacities of 20 or 30 rounds
and a cyclic rate of fire of 700 to 900 rounds per minute.
Caliber Correct Answer: 5.56mm
Weight Correct Answer: 7.4 pounds (3.4 kg), empty
Overall Length Correct Answer: 40 inches (1,016 mm)
(with suppressor)
Barell Lenth Correct Answer: 21 inches (533 mm)
Muzzle Velocity Correct Answer: 3,100 fps (945 mps)
Maximum Effective Range Correct Answer: 602 yards (550 m)
Maximum Range Correct Answer: 3, 938 yards (3,600 m)
Mechanism Type Correct Answer: Gas-Operated
Magazine Type Correct Answer: Double-Stacked Box
Magazine Capacity Correct Answer: 20 or 30 Rounds
Cyclic rate of fire (automatic) Correct Answer: 90 rounds per minute
Cyclic rate of fire (semi-automatic Correct Answer: 45 rounds per minute
Safety Correct Answer: Selector Lever
Ammunition Correct Answer: Ball (M855 and M193)
Tracer (M856 and M196
Blank (M200)
Dummy (M199)
M4A1 Service Rifle Specifications Correct Answer: Is a lightweight, gas operated, air cooled,
magazine-fed, selective rate, shoulder-fired weapon with a collapsible stock. A shortened variant
of M16A3 rifle with 14.5 inch barrel, the M4A1 service rifle provides individual soldier/sailor
operating in close quarters capability to engage targets at extended range with accurate lethat
fire.
, Caliber Correct Answer: 5.56 mm
Weight Correct Answer: 6.4 pounds (2.9 kg), with 30 round magazine
Overall Length Correct Answer: 33 inches (838mm), buttstock open
29.75 inches (756mm), buttstock closed
Barrel Length Correct Answer: 14.5 inches (368 mm)
Muzzle Velocity Correct Answer: 2,970 fps (905 mps)
Maximum Effective Range Correct Answer: 550 yards (500 m)
Maximum Range Correct Answer: 3, 938 yards (3,600 m)
Mechanism Type Correct Answer: Gas-operated
Magazine Type Correct Answer: Double-stacked box
Magazine Capacity Correct Answer: 20 or 30 rounds
Cyclic Rate of fire (automatic) Correct Answer: 90 rounds per minute
Cyclic rate of fire (semi-automatic) Correct Answer: 45 rounds per minute
Sustained rate of fire Correct Answer: 12 to 15 rounds per minute
Safety Correct Answer: Selector Lever
Ammunition Correct Answer: Ball (M855 and M193
Tracer (M856 and M196
Blank (M200)
Dummy (M199)
Purpose of M16A3 Correct Answer: To provide Sailors qith improved handling and the
capability to rapidly and accurately engage targets at extended range, day or night.
M16A3 Four Major Component Groups Correct Answer: Upper Recovery Assembly
Bolt and Bolt Carrier Assembly
Lower Receiver Assembly
Magazine Group Assembly
Upper Receiver Assembly Correct Answer: Attached to the barrel and contains the bolt carrier
group
