Questions tagged 'Force'
8 questions
What is the force of air on the parachute if…?
A parachute jumper with a mass of 50 kg descends steadily at a speed of 40 km/h. What is the force exerted by the air on the parachute? Can someone explain?
If a child pulls a sled through the snow with a force of 50 N exerted at an angle of 39° above the horizont…
A child is pulling a sled through the snow with a force of 50 N, applied at an angle of 39° above the horizontal. What are the horizontal and vertical components of this force? Please provide detailed...
A 12-kg hammer strikes a nail at a velocity of 8.5m/s?
A 12-kg hammer strikes a nail with a velocity of 8.5 m/s and comes to rest in a time interval of 8.0 ms. (a) What is the impulse imparted to the nail? (b) What is the average force exerted on the nail...
What is its velocity at x=1m, 2m, and 3m?
A 600 g particle moving along the x-axis experiences a force as shown in the figure. The particle's initial velocity is 2.0 m/s at x = 0 m. What is its velocity at x = 1 m, 2 m, and 3 m? I would appre...
What is the impulse on a 3.0 {rm kg} particle that experiences the force described by the graph?
"Here is the figure illustrating the force experienced by a 3.0 kg particle: http://session.masteringphysics.com/problemAsset/1... What is the impulse exerted on the particle based on the force descri...
What is the acceleration of the baseball?
A batter strikes a baseball with a mass of 0.15 kg using a force of 18 kN. What is the acceleration of the baseball? (Points: 3) 1. 9.8 m/s² 2. 120,000 m/s² 3. 2,700 m/s² 4. 8.3 m/s² A block of met...
Oct 30, 2024
What force is exerted if the spring constant is 160 N/m?
An orthodontic spring, connected between the upper and lower jaws, is adjusted so that it exerts no force when the mouth is open. However, when the patient closes their mouth, the spring compresses by...
What average force is needed to accelerate a 7.00-gram pellet from rest to 125 m/s^2 over a distance of 0.800m along the barrel of a rifle?
What is the average force required to accelerate a 7.00-gram pellet from rest to a velocity of 125 m/s, given that the acceleration occurs over a distance of 0.800 meters along the barrel of a rifle?