• Three children are pulling on a toy box (5.5kg). Emma pulls with a force of 23N [E45°N], Miguel pulls with a force of 41N [S30°W], and Irma pulls with a force of 17N [N15°W]. o What is the net force on the toy box? o What is the acceleration of the toy box? o What is the velocity of the toy box 0.6s after the children start pulling on it?

Q: 2. To push a 25 kg wooden box up a 300 inclined plane, a man exerts a force of 150 N parallel to the…

A: The answers to the questions are as follows.

Q: A 1.5-kg fireworks shell is fired at an angle of 19∘19∘ from the vertical from a mortar and reaches…

A:

Q: The total force on a 20-kg object is ( 15 ı ^ + 35 ȷ ^ + 45 k ^ ) Newtons.  Calculate the object's…

A: From Newton’s second law of motion, determine the acceleration of the object.

Q: 0 Consider an object sliding down a frictionless ramp that is inclined an angle above the…

A:

Q: Length of an inclined track is l = 2 m, height h = 7 cm, gravitational acceleration is g = 980 cm/s2…

A:

Q: A ballast bag is dropped from a balloon that is 200 m above the ground and rising at 13 m/s. For the…

A:

Q: The drag force, Fd, imposed by the surrounding air on a vehicle moving with velocity V is given by…

A:

Q: Two people are sitting on playground swings. One is pulled back 4 degrees from the vertical and the…

A:

Q: A crate of mass m=48.2 kg is on a horizontal surface. Assume there is no friction between the crate…

A: Given:The magnitude of the force is 15.7 N.The mass of the crate is 48.2 kg.The angle of the force…

Q: A submarine dives 124m at an angle of 15 degrees below the horizontal. What are the horizontal and…

A: Given: distance, 24 m Angle, 150 To Find: Horizontal and vertical component DIAGRAM:

Q: (c4p19) A ball is shot from the ground into the air. At a height of 9.6 m, the velocity is observed…

A:

Q: A child is rolling a ball down a slide to his friend. The ball has a mass of 3 kg, and the slope of…

A:

Q: B)) The vertical height of * ? point B from point A a=g=-10 m's 60 m/s 20 LAB =5 s

A: We know that vertical height of projectile is given by y-yo=ut-12gt2...........(1) vertical velocity…

Q: A skydiver weighing 204 lbf (including equipment) falls vertically downward from an altitude of 4000…

A: a) When the skydiver falls downward, the weight will act in the downward direction and the air…

Q: Consider a model cart on a roller-coaster track as shown below. The cart rolls down from rest at the…

A: Step 1 :The principle of energy conservation states that the total amount of energy in a closed…

Q: Theorem Let S be a convex set in R" with a nonempty interior. Let x₁ = cl S and X2 € int S. Then 2x₁…

A:

Q: 2) Jerry is driving his speedboat at 8.6 m/s [E40°N] when he starts accelerating at 1.9 m/s² [W] for…

A: 2)3) 4)

Q: A block of mass 22 kg moves up a 32 degree inclined plane by being pulled by a string attached to a…

A:

Q: On a dare from a friend, you decide to try to jump a canyon using your bicycle as shown in the…

A:

Q: player hits a ball with a speed of 39 m/s at an angle of Ɵ= 54 at a place where gravity is equal to…

A: We use equation of motion to solve these problems

Q: You've always wondered about the acceleration of the elevators in the 101 story high Empire State…

A:

Q: Accelerating object MUST be changing their velocity- either the magnitude or the direction of the…

A: Accelerating object must be changing their velocity -either the magnitude or the direction of the…

Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…

A: Given data:  Initial velocity (u) = 0 m/s Time (t) = 6.3 s Acceleration due to gravity (g) = 10 m/s2…

Q: A child on a bridge throws a rock straight down to the water below. The point where the child…

A: Given: In this question, the given details are A child on a bridge throws a rock straight down to…

Q: From the Figure 2.19, the x & y components are 6 kN and 8 kN as shown, respectively. Determine the…

A: y component of the force (Fy) = 8 kN x component of the force (Fx) = 6 kN

Q: A fireman, 50 m away from a burning building, squeezes the water at an angle of 30° above the…

A:

Q: + FIGURE 1: Wind tunnel experiment to measure how the force of air resistance depends on velocity. A…

A: In this question, we have to find out the value of Cd and b. To calculate it we have to make the…

Q: You are on your way to the store but realized you forgot your car keys. You ask your friend to throw…

A:

Q: A golf ball is launched into the air at an angle. Its horizontal speed is 30 m/s and its vertical…

A: Given data:  Ball is launched into the air at an angle Horizontal speed (ux) = 30 m/s Vertical speed…

Q: A pilot is flying a plane at 220 m/s and an altitude of 500 meters. If she needs to deliver supplies…

A:

Q: A skydiver weighing 178 lbf (including equipment) falls vertically downward from an altitude of 5000…

A:

Q: The force on an object moving through a viscous fluid (like honey) is F = -bv, where v is the speed…

A: Given data:  Force on an object F = -bv Here, v = speed of the object Required: SI unit of b

Q: High cholesterol in the blood can cause fatty deposits called plaques to form on the walls of blood…

A: We have two circular cross sections namely a unblocked area and a blocked whose sizes are related by…

Q: Does the escape speed for an object at the earth’s surface depend on the direction in which it is…

A: Answer: Escape Speed: In physics, the escape speed is represented as the term which is used by a…

Q: v: Consider the following equation: GMm (1) R2 a) Define the parameters in Equation 1. b) What does…

A: Given equation

Q: On Earth at sea level, a rope can sustain a maximum force of 85.7 N before breaking.  What is the…

A: Here, it is given that, the maximum force that can be sustained by rope before breaking is 85.7 N.…

Q: A ball is falling through air.  Calculate the terminal speed (a positive number, in m/s) if these…

A: Mass of the ball, Acceleration due to gravity,  Coefficient of air resistance,

Q: A 200m2 wall on a building has a drag coefficient of 0.4.  It is rated to a maximum wind force of…

A:

Q: 34 Ji One of the following could be a kinetic friction coefficient pk: 0.15 NO 0.15J O 0.15 O 0.15…

A: Answer: Kinetic Friction: Kinetic friction is represented as the type of friction which is…

Q: A child on a bridge throws a rock straight down to the water below. The point where the child…

A: