Delfa falls from a building and is caught by the diving superhero. Assuming that Delfa with a mass of 55 kg is falling at a terminal velocity of 70 m/s, 11. Determine the average force is exerted on her if it takes 0.1 s to slow her to a stop. a. 32500 N c. 38500 N b. 34500 N d. 36500 N 12. If Lois can withstand a maximum acceleration of 7g, determine the minimum time should it take Superman to stop her after he begins to slow her down? a. 1.12s c. 1.22 s b. 1.02 s d. 1.32 s

Q: 4. A mass m is on a frictionless incline that makes an angle 0 with the horizontal. Let m = 25.0 kg…

A: Given,mass of the block, m = 25.0 kgθ = 30.0°

Q: arger force? inee bs oth

A:

Q: A mosquito flying 3 mph collides head-on with a car going 55mph in the opposite direction. Which of…

A: The impact force acting on the mosquito and the car is the same as per Newton’s third law of motion.

Q: 2. What is the acceleration along the ground of a 10 kg wagon when it is pulled with a force of 44 N…

A: Given data:  Mass (m) = 10 kg Force (F) = 44 N Angle (θ) = 35° above the horizontal Required: The…

Q: Mario is riding on his skateboard along a horizontal section of the pavement. If he encounters a…

A: The magnitude of the friction force is given as f=450 N

Q: 4. A parachutist reaches terminal speed when? a, Her weight goes to zero b. The force of air…

A:

Q: 3. A 4.50-kg toy cart undergoes an acceleration in a straight line (the x-axis). The graph in the…

A:

Q: A satellite is traveling through distant space with a speed of 19,000 km/hr. What will happen to the…

A: Solution: In space there is no air blanket due to which there is no air friction. So, when…

Q: Which of the following statements are true regarding an object in freefall?  You can ignore air…

A: A.All object fall at the same acceleration g=9.80 m/s2 regardless of their massas ,…

Q: A mosquito flying 3 mph collides head-on with a car going 55mph in the opposite direction. Which of…

A: By Newton's 3rd law of motion, action force is equal to reaction force. So, both mosquito and car…

Q: A light mass and a heavy mass are dropped from the same height at the same time. Which one will have…

A: The velocity of the object in free fall is given as, v=2gh Since the height is the same for both the…

Q: A 40 kg runner experiences a vertical ground reaction force of 1200 N. What is the runner's vertical…

A:

Q: A net force of 5.34 N acting for 4.23 seconds on a mass initially at rest causes it to travel 4.75 m…

A:

Q: A 2.00-kg (20.0-N) stone is dropped from a height of 5.0 m, and strikes the ground with a velocity…

A: Given:- The stone has a mass m = 2.0 kg  The height of the stone h = 5.0 m  The velocity of the…

Q: A 85 kg bicyclist is traveling at an acceleration of 3.7 m/s². If friction applies 25 N of force,…

A: Given Data  Mass of bicyclist =85Kg Acceleration of body = 3.7m/s² Friction acting on body f = 25N…

Q: A 5.0 kg object is to be given a downward acceleration of 0.30 m/s2 with a rope supporting it…

A: Given: The mass of the object is 5 kg. The acceleration of the object is 0.3 m/s2 downward.

Q: A 3.0 kg puck slides due east on a horizontal frictionless surface at a constant speed of 4.5 m/s.…

A:

Q: Natalya is in a skydiving tunnel. Her 46.8-kg body experiences an upward force of air resistance of…

A: Given data:  Mass (m) = 46.8 kg Air resistance (Fair) = 521 N, upward Required: The acceleration (a)…

Q: Zach, whose mass is 70 kg, is in an elevator going up at 6.0 m/s. The elevator takes 2.0 s to stop…

A:

Q: A boat moves through the water with 2 forces acting on it. 1 is 2.1 x 10 to the third N pushed…

A: According to Newton's 2nd law of motion, force F acting on mass m moving with acceleration a is…

Q: A 5.0 kg object is to be given a downward acceleration of 0.30 meter per second squared with a rope…

A: Given  Mass of object,M = 5.0 kg  Acceleration = A = 0.3 m/s2 (downward)  Rope supporting it…

Q: A 25 kg block is suspended to a piece of string attached to the ceiling. The block is approximately…

A: according to the given problem when a block is hanged from the string it will experienced two types…

Q: Given a block which is at rest on a perfectly flat smooth table with no friction. You push with your…

A: Correct Answer- B) 6.00 m/s2

Q: 1. A child stands on a bathroom scale while riding in an elevator. The child's weight when the…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: A 100 kg go-kart travels at a velocity 2 m/s and then quickly stops in 8 seconds to avoid an…

A: Here, a=∆v∆t=0m/s-2m/s8s=-0.25m/s2

Q: A woman driving a 2000 kg car at 15 m/s fully applies the brakes 50. m from a stoplight. If the car…

A: Given data: Mass (m) = 2000 kg Initial velocity (v0) = 15 m/s Final velocity (Vf) = 0 m/s Brakes…

Q: Three identical pucks, A, B, and C, are sliding across ice at the given speeds. The forces of air…

A: a. The friction forces due to air and ice are negligible. Therefore, no force is acting along the…

Q: You are standing in a moving bus, facing forward, and you suddenly fall forward. This happens…

A: Inertia is defined as a property of matter by which it remains at the state of rest or in uniform…

Q: A horizontal force of 95.0 N is applied to a 60.0 kg box on a rough, level surface. If the crate is…

A: Given data:  Horizontal force (F) = 95.0 N Mass (m) = 60.0 kg Acceleration (a) = 1.20 m/s2 Required:…

Q: A 80 kg person stands on a weight scale in a elevator. The elevator is moving up with a acceleration…

A: Normal force (Apparent weight) will be given by: Apply Net force balance on person: From Newton's…

Q: 1. A 60.0 kg skydiver is falling through the air (parachute opened). At one point, the acceleration…

A: mass of skydiver,m=60 kg acceleration due to  gravity ,g=10 ms-2 Net acceleration ,a =4.6 ms-2 Force…

Q: A 5.0 kg block has an acceleration of 0.20 m/s2 when a force is exerted on it. A second block has an…

A:

Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…

A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2

Q: Given a block which is at rest on a perfectly flat smooth table. You push with your hand…

A: Given Mass m = 2.00 kg Acceleration a = 5.00 m/s2

Q: A 450-kg sports car accelerates from rest to 100 km/h in 4.80 s. What magnitude force does a 68.0 kg…

A: By equation o motion V =U + aT Here, V = final velocity 100km/hr or 100 *5/18 m/s = 27.78m/s , u…

Q: Descending from rest at the last peak (height 20 m above the ground level) on a roller-coaster…

A: Solution: Given: m = mass of car = 750 kg g = gravitational acceleration = 9.81 m/s2  h = height of…

Q: A racecar of mass 725 kg starts from rest and reaches a speed of 45 m/s in 4.0 s. a. Determine the…

A:

Q: A 3.8 kg wagon is pulled with a force of 45 N [right]. If the object accelerates at a rate of 2.9…

A: Mass of wagon, m=3.8 kg Force applied, Fapp = 45 N (right) Rate of acceleration, a = 2.9 m/s2…

Q: A 2.0-kg object is pulled horizontally by a force of 6.3 N along the floor where the coefficient of…

A: mass of the object, m=2.0 Kg Force acting horizontally, F=6.3 N coefficient of kinetic friction,…

Q: . You drop a single coffee filter of mass 1.7 g from a very tall building, and it takes 52 s to…

A:

Q: An engineer is working on the redesign of the hilly position of the city. An important consideration…

A: Given data: The mass of the car, m = 1200 kg. The velocity of car on horizontal, v = 14 m/s. The…