person steps horizontally off the roof of a single-story house that is 3.1 m high. When his feet hit the ground below, he bends his knees such that his torso decelerates over a distance of 0.65 m before coming to a stop. If the mass of his torso is 50 kg, what is the average net force exerted on his torso over this distance?

Q: The displacement vectors A and B shown in the figure below both have magnitudes of 2.85 m. The…

A: Given data: The magnitude of vector A and vector B is the same, which is equal to A=B=2.85 m The…

Q: Two forces, F₁ and F2, act at a point, as shown in (Figure 1). F₁ has a magnitude of 9.00 N and is…

A: Given:-  The magnitude of the vector  Force F1 and F2 as  F→1= 9 N F→2=6.20 N  The angle is α= 61.0°…

Q: In the graph shown, what is the average velocity from 0 to 4.0 s? a. 0 b. 10 m/s C. 20 m/s d. -40…

A: Given data:  The graph between position and time From the graph  Initial position at t = 0s (xi) = 0…

Q: figure below shows Superhero hanging motionless from a rope, with Trusty Sidekick hanging below him.

A: GivenMass of superhero, m1=86.5 kgMass of thrusty sidekick, m2=58 kg

Q: 2. A fighter jet flying horizontally at two thousand mph ten thousand feet above ground, fires a…

A: The horizontal component of the velocity of the projectile is u cos θ and the vertical component is…

Q: An oil drop of 10 excess electrons is held stationary under a constant electric field 5x 104 V/m in…

A:

Q: Distilled water at 10 degrees Celsius stands in a glass tube of 8.0-mm diameter. What is the…

A:

Q: -3 2 0 P 3 5

A: Electric field: When charge is present in any form, an electric property associated with each point…

Q: Challenge In the following figure, each of the capacitor in the infinite capacitor grid system has a…

A:

Q: A roller coaster (356 kg) moves from A (5.58 m above the ground) to B (21.3 m above the ground). Two…

A: mass of roller coaster (m) = 356 kg height of position A = 5.58 m height of position B = 21.3 m work…

Q: A ball is thrown horizontally from the top of a 56.5-m building and lands 122.8 m from the base of…

A:

Q: A penny is dropped off the Burj Khalifa building, from rest. (g-9.80 m/s^2) b. What is the distance…

A:

Q: A golf ball rolls off a horizontal cliff with an initial speed of 10.5 m/s. The ball falls a…

A: initial horizontal velocity (ux) = 10.5 msinitial vertical velocity (uy) = 0 msInitial height (h) =…

Q: A planet has an equatorial radius of 5.39 × 107 m and a mass of 6.71 × 1026 kg. (a) Compute the…

A:

Q: An 1130 W toaster and an 903 W microwave oven are connected in parallel to the same 15.0 A, 120 V…

A:

Q: Your dog is running around the grass in your back yard. He undergoes successive displacements 3.25 m…

A: Given Data: Three successive displacements 3.25 m south, 7.89 m northeast znd 15.5 m west.

Q: A golfer hits a shot to a green that is elevated 3.40 m above the point where the ball is struck.…

A:

Q: Question 3 A rod is oriented along the positive x-axis with its pivot at the origin. A force acts on…

A: Given: Rod is kept horizontally along the positive x-axis The pivot is at the origin. The torque…

Q: 15° T₁ T, W -10° D

A: Solution

Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A: initial height = H height from where the swimmer leaves the slide in horizontal direction = h time…

Q: In the simulation, set up the situation shown above. Heat the iron and place it in the water. Assume…

A:

Q: A rocket blasts off from rest and attains a speed of 36.3 m/s in 13.1 s. An astronaut has a mass of…

A:

Q: 100 Given Ā= √22 B=28-29 Find the scalar product A. B

A:

Q: A horizontal pipeline enlarges from a diameter of 6 in. at point A to a diameter of 12 in. at p B.…

A: Given that;At A:Diameter of pipe = 6 in.Water flow rate vA = 20 cu.ft per sec, 34560 cu. in. per…

Q: iven the following information, find the force components of Force A Force A = 200 N Θ = 30o (on x-y…

A: Given: The magnitude of the Force vector is A = 200 N The angle made by the vector is Θ = 30o (on…

Q: 9. Three point-like charges are placed as shown in the figure, a = 38.0 cm and b = 48.0 cm. Find the…

A:

Q: Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the…

A:

Q: A roller coaster (356 kg) moves from A (5.58 m above the ground) to B (21.3 m above the ground). Two…

A: Mass of car, m=356 Kg Height of point B above the ground, hf=21.3 m Height of point A above the…

Q: ement? T/I [ans: 4.94 cm [E 76° S]]

A:

Q: In one contest at the county fair, a spring-loaded plunger launches a ball at a speed of Vo = 3.0…

A: Given:-  The lunch speed of the ball is u = 3.0 m/s  The flat board that is tilted up at a 20o angle…

Q: 2. For a boiling process such as shown in Figure below, the ambient temperature Tin Newton's law of…

A: Given data

Q: Now, Dr. Toggerson has to grab the wrench half-way along its length, 23cm from the nut, and has to…

A: Given  Length ,L = 23 cm = 0.23 m  Force ,F = 20 N at angle 160

Q: Find the momentum of a photon in eV/c and in kg·m/s if the wavelength is (a) 400 nm,  (b) 1 Å = 0.1…

A: According to guidelines we need to solve only first three sub-part kindly repost other parts in the…

Q: The dielectric strength of air is 3x106Vm-1 at certain pressure. A parallel plate capacitor with air…

A:

Q: An open circuit containing five resistors starts at point a and ends at point b. The circuit extends…

A: Given  Total 5 resistors ,  R1 = 12.0 ohm  R2 = 6.0 ohm  R3 = 5.0 ohm  R4 = 4.0 ohm  R5 = 8.0 ohm

Q: A particle, starting from point A in the drawing (the height at A is 3.00 m), is projected down the…

A: Write the given values with the suitable variables. hA=3 mhf=6.93 m Here, hA and hf are the height…

Q: 2. Suppose one of the Napoleon's cannons had a muzzle speed, vo, of 60.0 m/s. At what angle should…

A:

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A:

Q: A space vehicle is coasting at a constant velocity of 24.4 m/s in the +y direction relative to a…

A:

Q: PROBLEM: Use the knowledge you have gained to solve the following problem. Show all steps. Check…

A:

Q: ABC is an equilateral triangle of side 30 cm. Point charges of + 5 nc and -5 nc are placed at…

A:

Q: 40. An airplane, starting from rest, moves down the runway at constant acceleration for 18 s and…

A:

Q: A canoe has a velocity of 0.400 m/s southeast relative to the earth. The canoe is on a river that is…

A:

Q: 11. The cart in the frictionless table below has a mass of 40 kg, and its acceleration is 2.0 m/s².…

A: Given: Mass of cart m = 40 kg Acceleration of the cart a=2 m/s2 θ=50∘ To find the value of the…

Q: A model rocket blasts off from the ground, rising straight upward with a constant acceleration that…

A: Given  Initial velocity, U = 0 m/s  Constant acceleration, A = 75.6 m/s2  Time, t = 1.96 sec…

Q: Which of the following expressions involving vectors is TRUE? Note: Quantities written with two…

A:

Q: TRO A=√Zx B = 2√2 (-9) Find the scalar product A - B

A: Given data:  The vectors A and B A→ = 2 x^B→ = 22 (-y^) Required: The scalar product of vector A and…

Q: An electronic flash unit for a camera contains a capacitor with a capacitance of 820 μF . When the…

A: Given data :- Capacitance of capacitor  C =  820 μF Potential difference between the capacitor…

Q: V1 100 V + R1 A ww 100 R3 M 500 RAW 500 R2 ww 100 B R5 50

A:

Q: A car traveling at 15 m/s starts to decelerate steadily. It comes to a complete stop in 10 seconds.…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: