1. A 0.5854-kg hammer is moving horizontally at 7.369 m/s when it strikes a nail and comes to rest after driving the nail 2.885 cm into a board. A small cartoon might be helpful. (a) Calculate the duration of the impact. Hint: Assume that the force of the hammer and, therefore, the acceleration of the nail is constant. You may use the equations or motion of an object, in this case the hammer, with constant acceleration. What quantities are known? Which equation is suitable to solve for the time it takes the nail to drive into the board. At= (b) What was the average force exerted on the nail? N Fnet = S

1. A 0.5854-kg hammer is moving horizontally at 7.369 m/s when it strikes a nail and comes to rest after driving the nail 2.885 cm into a board. A small cartoon might be helpful. (a) Calculate the duration of the impact. Hint: Assume that the force of the hammer and, therefore, the acceleration of the nail is constant. You may use the equations or motion of an object, in this case the hammer, with constant acceleration. What quantities are known? Which equation is suitable to solve for the time it takes the nail to drive into the board. At= (b) What was the average force exerted on the nail? N Fnet = S

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

1. A 0.5628-kg hammer is moving horizontally at 6.676 m/s when it strikes a nail and comes to rest after driving the nail 3.604 cm into a board. A small cartoon might be helpful. (a) Calculate the duration of the impact. Hint: Assume that the force of the hammer and, therefore, the acceleration of the nail is constant. You may use the equations or motion of an object, in this case the hammer, with constant acceleration. What quantities are known? Which equation is suitable to solve for the time it takes the nail to drive into the board. At= S (b) What was the average force exerted on the nail? Fnet = N
A 5.0-kilogram grenade lying motionless on the ground explodes into three pieces. (It's not a very sophisticated grenade.) A 2.0-kilogram piece flies off at 18 meters per second and 110 degrees. A 1.7-kilogram piece flies off at 31 meters per second and 270 degrees. What is the velocity of the third piece? Include units in your answers.
A. If you catch the ball, with what speed do you and the ball move afterwards? B. If the ball hits you and bounces off your chest so that afterward it is moving horizontally at 8.25 m/s in the opposite direction, what is your speed after the collision?
A paddle ball is a child’s toy where a ball is attached to a paddle with an elastic string.As the child hits the ball with the paddle, the ball goes away from the paddle and thencomes right back. The farthest distance the ball gets from the paddle is 40cm. Thechild hits the ball every 3 seconds. How far from the paddle will the ball be at 17 seconds?
Your forehead can withstand a force of about 6.0 kN before fracturing, while your cheekbone can only withstand about 1.3 kN. If a 140g baseball strikes your head at 30 m/s and stops in 0.0015 seconds, what is the magnitude of the balls deceleration? Express your answer in meters per second squared
1. A pitcher throws a baseball with mass 0.2 kg straight upward with an initial speed of 20.0 m/s. Calculate the speed (in m/s) of the baseball at a height of 15.0 m above the pitcher’s hand.
A 191.5-kg astronaut and equipment move with a velocity of 2.03 m/s toward an orbiting spacecraft. How long will the astronaut need to fire a 100.0-N rocket backpack to stop the motion relative to the spacecraft? %3D
ycla 3. A car travelling at 122 km/h strikes a tree, the front end of the car compresses, and the driver comes to rest after traveling 0.558 m. What was the average acceleration of the driver during the collision? Express your answer in terms of g's (1.00g = 9.80 m/s'). g's %3D Given the fact that humans can withstand a maximum of 25 g's for a short time without brainy injury, what would the condition of this driver most likely be? Impact khl l
During a head on collision, the passengers in the front seat of a car accelerate from 13.3m/s to rest in 0.10s. The driver of the car held out their arm to stop their 25kg child from smashing into the dashboard. What force in pounds (1N = 0.225lbs) is needed to keep the child from moving?
4. A curling stone travelling at 5.0 m/s collides with a stationary stone of the same mass. Following the collision, the two stones travel at angles of 17and 38 at opposite directions with respect to the initial motion of the first stone a. Draw a diagram of the stones' motion b. Calculate the speed of each stone after the collision. [V,=3.76, v,=1.78]
A 0.5126-kg hammer is moving horizontally at 6.802 m/s when it strikes a nail and comes to rest after driving the nail 2.861 cm into a board. A small cartoon might be helpful. (a) Calculate the duration of the impact. Hint: Assume that the force of the hammer and, therefore, the acceleration of the nail is constant. You may use the equations or motion of an object, in this case the hammer, with constant acceleration. What quantities are known? Which equation is suitable to solve for the time it takes the nail to drive into the board. At= S (b) What was the average force exerted on the nail?
A 0.350 kg hammer is moving horizontally at 5.50 m/s when it strikes a nail and comes to rest after driving the nail 1.00 cm into a board. Assume constant acceleration of the hammer-nail pair. (a) Calculate the duration of the impact (in s). 0.036 (b) What was the average force (in N) exerted on the nail? (Enter the magnitude.) 52.9375 X N