2) When a bullet is fired from a rifle the gas pressure in the barrel varies as shown below: Pressure, (lb/in.2) 60,000 50,000 40,000 30,000 20,000 10,000 0 0 5 10 15 20 20 x (in.) 25 The rifle barrel is 2 feet long and has a 0.25 inch diameter. If the bullet weights 0.025 lb and friction forces can be neglected as compared to the gas force, estimate the muzzle velocity for this rifle. FULL CREDIT AWARDED ONLY FOR CORRECT FBD & KFD INCLUDED IN SOLUTION ANS. V=2311 fps (POINT OF REFERENCE: 30-06 HAS 2400 fps FOR 220 GRAIN (1/2 OZ.) BULLET)

2) When a bullet is fired from a rifle the gas pressure in the barrel varies as shown below: Pressure, (lb/in.2) 60,000 50,000 40,000 30,000 20,000 10,000 0 0 5 10 15 20 20 x (in.) 25 The rifle barrel is 2 feet long and has a 0.25 inch diameter. If the bullet weights 0.025 lb and friction forces can be neglected as compared to the gas force, estimate the muzzle velocity for this rifle. FULL CREDIT AWARDED ONLY FOR CORRECT FBD & KFD INCLUDED IN SOLUTION ANS. V=2311 fps (POINT OF REFERENCE: 30-06 HAS 2400 fps FOR 220 GRAIN (1/2 OZ.) BULLET)

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter1: Heat, Temperature, And Pressure

Section: Chapter Questions

Problem 17RQ: Convert 22C to Fahrenheit.

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