A bullet of mass 5 g is fired from a gun at a speed of 100 m/s. If the barrel of the gun is of length 1 m, then what will be the force caused by the gas, on the bullet? View Solution Exams IIT JEE NEET UP Board Bihar Board ...
A bullet of 4 g mass is fired from a gun of mass 4 kg. If the bullet moves with the muzzle speed of 50 ms–1, the impulse imparted to the gun and velocity of recoil of gun are :
结果1 题目 12 A bullet of mass 8.0g travels at a speed of 300 ms1. The bullet hits a target and stops after a time of 100 μs.What is the average force exerted by the target on the bullet? D A 24N B 240N C 2400N D 24000N 相关知识点: 试题来源: 解析 D 反馈 收藏...
A bullet of mass 50 kg is fired with a speed of 200 m//s from a gun of... 02:22 Two blocks of mass 1kg and 3 kg have position v ectors hat(i) + 2 hat... 01:49 All the particles of a body situated at distance d from the origin. Th... 01:18 Particle of masses m, ...
22 A bullet of mass m hits a target at speed v 11 50% of its kinetic energy has been converted into the intemal energy, what is the nise in temperature of the bullet?(Given that specfic heat capacity of the bullet =h)Aw2h B/2h C mv2/2h D v^2/4h 相关知识点: 试题来...
One of the walls slid open, revealing a firing range beyond. The walls and ceiling were covered in what appeared to be battleship armor, and the bullet trap was a long, heavily armored cone the length of a football field. "There's a Mark-7 sidearm on the firing line," Clef said. ...
Answer to: A bullet (mass of 20 kg) is fired at a person wearing a bulletproof vest at 1500 m/s. The person is knocked back at 20 m/s but survives...
Answer and Explanation:1 We are given: The mass of the bullet is {eq}m=9.81\;\rm g=9.81\times 10^{-3}\;\rm kg{/eq} The velocity of the bullet is {eq}v=1145\;\rm...
The kinetic energy of a body of mass 'm' moving with a speed 'v' is given by12mv2. A bullet fired from gun moves with a speed of50ms−1strikes target. If 50 per cent of the kinetic energy is absorbed by the bullet as heat energy, calculate the change in temperature of the bul...
A machine gun fires a bullet of mass 40 g with a velocity 1200 ms^-1. The man holding it can exert a maximum force of 144 N on the gun. How many bullets can b