A bullet is fired straight up from a gun with a muzzle velocity of 170 m/s. Neglecting air resistance, what will be its displacement after 5.8 s? The acceleration of gravity is 9.8 m/s2 . Answer in units of m

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    A bullet of mass 50g is fired from a gun of mass 6kg with a velocity of 400m/s. calculate the recoil velocity of the gun?

  8. College physics

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  14. PHysics

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    From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. The bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.42 m, and x = 7.2 m.)Determine

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    A bullet with a muzzle velocity of 200 m/s is fired horizontally from a rifle mounted on top of a window ledge 7.8 m from the ground. a.) How long will it take to hit the ground? b.) What is the range of the bullet?

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    A rifle with a mass of 1.2 kg fires a bullet with a mass of 6.0 (0.006kg). The bullet moves with a muzzle velocity of 600 m/s after the rifle is fired. a. What is the momentum of the bullet after the rifle is fired? b. If external forces acting on the

  19. Science

    From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.44 m, and

  20. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 225 m/s. Neglecting air resistance, what will be its displacement after 6.1 s? The acceleration of gravity is 9.8 m/s2 . Answer in units of m

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    A 75.0 g bullet is fired at a muzzle velocity of 476 m/s from a gun with a mass 4.75 kg and a barrel length of 60 cm How long is the bullet in the barrel?

  22. Physics A level

    A ball rolls along a 1.0m high horizontal table and then falls off of the edge of the table with a horizontal velocity of 4.0ms-1 Calculate: a. time taken for the ball to reach the floor after it leaves the table (2 mark) b.the horizontal distance

  23. physics

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    A bullet in a gun is accelerated from the firing chamber to the end of the barrel at an average rate of 6.20*10^5 M/s^2 for 8.10*10^-4 s what is its muzzle velocity

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    A bullet is fired straight up from a gun with a muzzle velocity of 312 m/s. Neglecting air resistance, what will be its displacement after 1.4 s?

  26. Physics

    A bullet is fired straight up from a gun with a muzzle velocity of 259 m/s. Neglecting air resistance, what will be its displacement after 8.9 s? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m. Please show work

  27. physics

    A bullet fired from a gun vertically upward with a muzzle velocity of 500 m/s. A) How long is the highest point reached? B) How long does it take the bullet to reach the ground after it is fired?

  28. Physics

    A 75.0g bullet is fired at a muzzle velocity of 476 m/s from a gun with a mass of 4.75kg and a barrel length of 60.0cm. a. How long is the bullet in the barrel? b. What is the force of the bullet while it is in the barrel? c. Find the impulse given to the

  29. Physics

    From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.42 m, and

  30. physics

    The spring in the muzzle of a child's spring gun has a spring constant of 780 N/m. To shoot a ball from the gun, first the spring is compressed and then the ball is placed on it. The gun's trigger then releases the spring, which pushes the ball through the

  31. Physics

    A gun is fired parallel to the ground. At the same instant, a bullet of equal size and mass next to the muzzle is released and drops to the ground. Which hits the ground first and why? I think that the bullets will hit the ground at the same time because

  32. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 170 m/s. Neglecting air resistance, what will be its displacement after 5.8 s? The acceleration of gravity is 9.8 m/s2 . Answer in units of m.

  33. physics

    A 32 kg gun is standing on a frictionless surface. The gun fires a 55.1 g bullet with a muzzle velocity of 320 m/s. The positive direction is that of the bullet. Calculate the momentum of the bullet immediately after the gun was fired. Answer in units of

  34. science

    A 27 kg gun is standing on a frictionless sur- face. The gun fires a 56 g bullet with a muzzle velocity of 314 m/s. The positive direction is that of the bullet. Calculate the momentum of the bullet im- mediately after the gun was fired. Answer in units of

  35. physics

    A bullet fired from a gun vertically upward with a muzzle velocity of 500 m/s. A) How long is the highest point reached? B) How long does it take the bullet to reach the ground after it is fired?

  36. physics

    A 12.0 g bullet is fired into a 13.9kg wooden block that is hanging straight down, suspended by a 2.00 m length of light line. The bullet has a muzzle velocity of 94.2 m/s. When the bullet hits the block, the bullet stays in the block. The block swings

  37. physics

    a bullet is fired vertically upward from a gun at a velocity of 150m/s.taking g to be 10m/s calculate the gretest heigt reached and at what time and the time the bullet will enter the gun and at what velocity

  38. Science

    From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.44 m, and

  39. physics

    A bullet of mass 0.45kg is fired from a gun of mass 9kg,the bullet moving with an initial velocity of 200meter per sec. Find the initial backward velocity of the gun.

  40. phys

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  41. PHY131

    a bullet is fired from a gun that is 2.0 meters above flat ground. the bullet emerges from the gun with a speed of 250 m/s. a) how long does the bullet stay in the air before it hits the ground? b) At what horizonatal distance from the firing point does

  42. Physics

    A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

  43. Physics

    A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

  44. physicss

    A 0.005kg bullet is fired at 400m/s straight into a stationary 1.0kg block of wood. The bullet exits the far side of the block and continues on the same straight line. The block also moves off in this same direction with a velocity of 1.2m/s. Calculate the

  45. Physics

    A rifle has a mass of 4.73 kg and it fires a bullet of mass 13.6 g at a muzzle speed of 829 m/s. What is the recoil speed of the rifle as the bullet leaves the gun barrel? So far, I've got (using p for momentum) p=p, so massXchange in velocity of the

  46. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 170 m/s. Neglecting air resistance, what will be its displacement after 5.8 s? The acceleration of gravity is 9.8 m/s2 . Answer in units of m.

  47. physics

    A pistol is fired horizontally and the bullet has a muzzle velocity (speed with which the bullet leaves the barrel) of 31.3 m/s. The gun is 50 m above the surrounding terrain. a) How far away does the bullet land measured horizontally from a point directly

  48. science

    A 27 kg gun is standing on a frictionless sur- face. The gun fires a 56 g bullet with a muzzle velocity of 314 m/s. The positive direction is that of the bullet. Calculate the momentum of the bullet im- mediately after the gun was fired. Answer in units of

  49. science

    A 27 kg gun is standing on a frictionless sur- face. The gun fires a 56 g bullet with a muzzle velocity of 314 m/s. The positive direction is that of the bullet. Calculate the momentum of the bullet im- mediately after the gun was fired. Answer in units of

  50. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 208 m/s. Neglecting air resistance, what will be its displacement after 2.6 s? The acceleration of gravity is 9.8 m/s2 .

  51. Physics

    A bullet is fired straight up from a gun with a muzzle velocity of 148 m/s. Neglecting air resistance, what will be its displacement after 6.3 s? The acceleration of gravity is 9.8 m/s2 .

  52. Physics

    A bullet is fired straight up from a gun with a muzzle velocity of 312 m/s. Neglecting air resistance, what will be its displacement after 1.4 s? The acceleration of gravity is 9.8 m/s 2 .

  53. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 217 m/s. Neglecting air resistance, what will be its displacement after 9 s? The acceleration of gravity is 9.8 m/s2 .

  54. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 214 m/s. Neglecting air resistance, what will be its displacement after 8.2 s? The acceleration of gravity is 9.8 m/s2 . Answer in units of m

  55. physics

    A bullet is fired straight up from a gun with a muzzle velocity of 253 m/s. Neglecting air resistance, what will be its displacement after 2.9 s? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m

  56. APPHYSIC

    A bullet is fired straight up from a gun with a muzzle velocity of 235 m/s. Neglecting air resistance, what will be its displacement after 5.7 s? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m

  57. physics

    a bullet was fired at a target 50m away with a muzzle velocity of 300m/s. if the barrel of the gun was horizontal, how far below the level of the gun did the bullet strike th target?

  58. physics

    A bullet fired from a gun vertically upward with a muzzle velocity of 500 m/s. A) How long is the highest point reached? B) How long does it take the bullet to reach the ground after it is fired?

  59. calculus

    Consider a gun fired from a tower 96ft above the ground. The angle of elevation of the gun is 60 degrees, and its muzzle velocity is 1600 ft/sec (also gravity in this equation is 32 ft/sec^2). a)When does the bullet hit the ground? b)Write a parametric

  60. Analytical Mechanics

    a gun is fired with muzzle velocity v0 = 1000 m/s straight up along the z-axis. While moving through the air the Earth's gravity pulls on the bullet, which has mass m = 20 grams and the bullet's air resistance force can be approximated by the relationship

  61. science

    A bullet of 29g is shot from a gun of mass 20kg with a muzzle velocity of 200ms if the bullet is 30cm long.determine. a)acceleration of the bullet b)the recoil velocity of the gun

  62. College Physics

    A 8.2 gram lead bullet that was stopped in a doorframe apparently melted completely on impact. Assuming the bullet was fired at room temp., what is the minimum muzzle velocity of the gun?

  63. physics

    a gun converts 200J of stored energy into kinetic energy of the 0.02kg bullet. What is the speed of the bullet as it leaves the gun? If the gun is fired straight up, how high will the bullet go?

  64. Physics

    A gun converts 200J of stored energy into kinetic energy of the 0.02kg bullet. What is the speed of the bullet as it leaves the gun? If the gun is fired straight up how high will the bullet go?

  65. physics

    a gun converts 200J of stored energy into kinetic energy of the 0.02kg bullet. What is the speed of the bullet as it leaves the gun? If the gun is fired straight up, how high will the bullet go?

  66. physics

    A bullet has a mass of 5g leave a gun at a velocity of 100m/s. What is the kinetic energy of the bullet as it leave the gun? If the gun is fired vertically upwards, how high will the bullet go? (Ignore air resistance and assume g=10m/s2).

  67. Physical Science

    At a crime scene, the forensic investigator notes that the 7.0-g lead bullet that was stopped in a doorframe apparently melted completely on impact. Assuming the bullet was fired at room temperature (20°C), what does the investigator calculate as the

  68. Physics

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  69. physics

    You are hired as ballistics expert and need to measure the muzzle speed of the bullet (with a mass, m = 20 g) for the gun. You fire a ballistic gun horizontally into a 2-kg ballistic pendulum (M = 2 kg) hanging at rest on a massless rod. After the bullet

  70. Physics

    A gun is fired and a 56g bullet is accelerated to a muzzle speed of 130m/s . Part A If the length of the gun barrel is 0.60m , what is the magnitude of the accelerating force? (Assume the acceleration to be constant.)

  71. PHYSICS answer check

    a gun converts 200J of stored energy into kinetic energy of the 0.02kg bullet. a)What is the speed of the bullet as it leaves the gun? b)If the gun is fired straight up, how high will the bullet go? a)200J b)m*g*h= (0.02kg)(10m/s^2)=200J h=100m

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  73. AP PHYSICS

    A 25-g bullet is fired with a velocity of 200m/s. If the gun from which the bullet is fired has a mass of 3.5kg,what is the recoil velocity? PLEASE HELP ME.

  74. PHYSICS 11th

    A girl holds a 1.7 kg air rifle loosely and fires a bullet of mass 2 g. The muzzle velocity of the bullet is 160 m/s. What is the magnitude of the recoil velocity of the gun?

  75. physics

    A bullet of mass 0.45kg is fired from a gun of mass 9kg.the bullet moving with an initial velocity of 200m/s.find the intial backward velocity of the gun

  76. physics

    From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. The bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.42 m, and x = 7.2 m.)Determine

  77. Physics

    A rifle shoots 50.0 gram bullet with a muzzle a velocity of 350 m/s. How fast would a 80.0 kg person have to run in order to have the same amount of kinetic energy as the bullet in flight? If the bullet is shot vertically, what is the the maximum height

  78. Physics

    A rifle with a mass of 1.84 kg fires a bullet with a mass of 4.5 g (0.0045 kg). The bullet moves with a muzzle velocity of 413 m/s after the rifle is fired. (a) What is the momentum of the bullet after the rifle is fired? (b) If external forces acting on

  79. physics

    The infamous German "Paris gun" was used to launch a projectile with a flight time of 170 s for a horizontal distance of 122 km. Based on this information, and ignoring air resistance , calculate (a) the gun's muzzle speed and (b) the angle, measured above

  80. Physics

    A hand-pumped water gun is held level at a height of 0.85 m above the ground and fired. The water stream from the gun hits the ground a horizontal distance of 6.9 m from the muzzle. Find the gauge pressure of the water gun's reservoir at the instant when

  81. Physics

    A bullet of mass 0.045kg is fired from a gun of mass9kg, the bullet moving with an initial velocity of 200ms. Find the initial recall of the gun

  82. Science

    A bullet of mass 10gm is fired from a gun of mass 1kg with a velocity of 100m/s. calculate the ratio of kinetic energy of the bullet and the gun.

  83. physics

    A bullet of mass 0.45kg is fired from a gun of mass 9kg,the bullet moving with an initial velocity of 200meter per sec. Find the initial backward velocity of the gun.

  84. Intermediate Algebra

    Standing on a platform 60 feet high, a person accidentally fires a gun straight into the air. the formula h=-16t^2+100t+60 describes the bullet's height above the ground, h, in feet,t seconds after the gun is fired. how long will it take for the bullet to

  85. physics numerical

    A 15 g bullet is fired from a gun of mass 2kg with a speed of look m/s . Find the recoil velocity of the gun.

  86. physics

    A 5g bullet is fired from a 5000g gun. If the bullet leaves the gun going +800m/s, with what speed does the gun recoil?

  87. Science

    a 30 gm bullet is fired from a gun of mass 2kg with a speed of 800m/s. Find the magnitude and direction of the velocity of gun

  88. PHY131

    a bullet is fired from a gun that is 2.0 meters above flat ground. the bullet emerges from the gun with a speed of 250 m/s. a) how long does the bullet stay in the air before it hits the ground? b) At what horizonatal distance from the firing point does

  89. Physics

    a projectile is fired horizontally outward from the top of a table. the initial height of the bullet above the ground is 1.5 meters and the bullet travels a horizontal distance of 3.0 meters before striking the ground. Calculate the time bullet was in the

  90. physics

    The gun, mount, and train car had a total mass of 1.22 106 kg. The gun fired a projectile that was 80.0 cm in diameter and weighed 7502 kg. In the firing illustrated in the figure, the gun has been elevated at è = 18.0° above the horizontal. If the

  91. physics

    A bullet is fired with an initial velocity 300m s at an angle 30 degree with horizontal . At what distance from the gun will the bullet strike the ground ?

  92. physics

    a bullet of mass 10 gram is fired from a gun of mass 5 kg. If the gun recoils at the speed of 60m/s calculate the initial speed of the bullet.The bullet stops after penetrating 50 cm into a target. Find the opposing force to the motion of the bullet

  93. maths

    two ships are steaming in opposite directions at 30 and 40km/h respectively, and when they are directly abeam a shot is fired from one. if the gun at rest gives a muzzle velocity of 800m/s. find the direction in which it must be fired to hit the other

  94. physics

    a gun is fired from a distance of 1:2 km from a hill. The echo of sound is heard after 7:1seconds at same place. Calculate the velocity of bullet fired.

  95. physics

    The largest railway gun ever built was called Gustav and was used briefly in World War II. The gun, mount, and train car had a total mass of 1.22 106 kg. The gun fired a projectile that was 80.0 cm in diameter and weighed 7502 kg. In the firing illustrated

  96. physics

    A 0.005kg bullet is fired at 400m/s straight into a stationary 1.0kg block of wood. The bullet exits the far side of the block and continues on the same straight line. The block also moves off in this same direction with a velocity of 1.2m/s. Calculate the

  97. AP Pysics

    You are the lead scientist for a criminal investigation unit. Your team has found what might be the gun that caused the murder.Unfortunately the bullet that identifies the gun can not be found,but there is enough evidence that if you can figure out the

  98. physics

    if the forces that act on a bullet and on the recoiling gun from which it is fired are equal in magnitude, why do the bullet and gun have very different accerlerations

  99. physics

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  100. Physics 12 Kinematics

    I'm not really sure how to use the algebra to prove the monkey shouldn't have dropped. Obviously if the hunter aimed the gun directlt at the monkey it wouldn't hit it as gravity would pull it down. A huntsman fires a gun pointing at a monkey hanging on the

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