The 180- Ib man in the bosun's chair exerts a pull of 60 lb on the rope for a short interval. Find his acceleration. Neglect the mass of the chair, rope, and pulleys.

Q: (a) What is the weight of a 4.03 kg backpack? (b) What is the acceleration of the backpack if a net…

A: Given, Mass of backpack, m=4.03 kg Force applied,F=10 N

Q: masslessand frictionless pulley to a second

A: Given values:- F=12 N=12 kg-m/sec2 -----(1)  [Using 1 N=1 kg-m/sec2] Mass,(m1)=1.5 kg -----(2)…

Q: A large rocket has a mass of 2.00 x 106 kgat takeoff, and its engines produce a thrust of 3.50 x 107…

A: We are aware that a rocket weighs 2.0×106 kg at launch and generates 3.50×107 N of thrust. We have…

Q: A boat moves through the water with two forces acting on it. One is a 1500 N forward push by the…

A: Here, we calculate  the given as follow;

Q: A box sits on a level floor and is pushed by 44.9 N of force. The coefficient of friction is 0.4 and…

A: Given data:  Applied force (F) = 44.9 N Coefficient of friction (μ) = 0.4 Acceleration (a) = 3.9 N…

Q: 9. An object weighing 38N rest on a surface. The coefficient of friction between the surface and the…

A: Part (9): Given: The weight of the object is 38 N. The coefficient of friction is 0.25. The applied…

Q: a 50 foot trailer with a weight of 8 tons is moving under a loading chute at a velocity of 3ft/sec…

A: Given information: Length of trailer = 50 ft Weight of trailer = 8 tons Velocity of trailer = 3…

Q: A 28-N force is applied to a 5-kg object to move it with a constant velocity of 3.4 m/s across a…

A: Given  Force applied on object Fa=28 N Mass of the object m=5 kg Acceleration due to gravity…

Q: Two masses are hang over an ideal pulley using a rope. One mass is m1=120N and the other is m2=63N.…

A: Given data: -  The weight of the mass one is W1 = 120 N. The weight of the mass two is W2 = 63 N.

Q: A man pushes a box that is on a ramp. The box has a mass of 4 kg and the ramp is at 30° compared to…

A: Newton's Second Law of Motion According to Newton's Second Law of motion, the rate of change of…

Q: If you hold a 2.25 kgkg package by a light vertical string, what will be the tension in this string…

A:

Q: A string over a pulley suspends two masses which both hang straight down. If the mass on the left is…

A:

Q: (a) If half of the weight of a flatbed truck is supported by its two drive wheels, what is the…

A:

Q: A crate with mass 23.5 kg initially at rest on a warehouse floor is acted on by a net horizontal…

A: Given data: Mass of the car, m=23.5 kg Net force, F=100 N (a) From Newton’s second law, acceleration…

Q: In the pulley problem, one of the weights has a greater mass than the other. If both of the weights…

A: for a pully having two hanging masses,one of the weights has greater mass than other.as a result,…

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A: mass of the third child and wagon combined = m = 23 kg FBD :  Force by child 1 = 90 N Force by…

Q: An object weighs 8N. What force will give it an acceleration along a horizontal floor?

A: We know that the newton second law of motion is given as  F= ma  where m is the mass and a is the…

Q: The parachute on a race car of weight 8 820 N opens at theend of a quarter-mile run when the car is…

A: Given:Weight of the race car of the parachute = 8820 NInitial velocity = 35 m/sFinal velocity = 0…

Q: What is the force due to the acceleration caused by gravity on a mass of 35.7kg if it is placed on…

A:

Q: A lamp hangs vertically from a cord in a de scending elevator that decelerates at 2.4 m/s², (a) If…

A: Here we have to find (a) Lamp's mass and (b) Cord's tension For each free body diagram of the FBD,…

Q: A block-and-tackle pulley hoist is suspended in a warehouse by ropes of lengths 2 m and 3 m. The…

A:

Q: A block of mass m, = 5.30 kg placed on a rough horizontal table is connected to a string that passes…

A:

Q: The upper leg muscle (quadriceps) exerts a force of 1310 N, which is carried by a tendon over the…

A: From the figure, the net force acting along the horizontal and vertical direction. The horizontal…

Q: An elevator with a mass of 4850kg is to be designed so that the max acceleration is 0.068g. What are…

A: Given data The mass of the elevator is m = 4850 kg. The max acceleration is given as a = 0.068 g.…

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A: If acceleration is to be determined, the system of interest must be identified.

Q: An elevator (mass 4850 kg) is to he designed so that the maximum acceleration is 0.0680g. What are…

A: Given that the mass of the bdy is 4850 kg, and acceleration of the body is 0.0680 g. We have to find…

Q: F2 Lw 1Z 144 1

A:

Q: A father pushes his newborn baby in a running stroller with a force of 300 N. The handle is inclined…

A: Consider the free body diagram of the stroller with a baby.   Let the force applied by the father…

Q: a=42m/ T=28N 3. A 5.0 kg mass and a 2.0 kg mass are attached by a massless wire and hang from a…

A: Answer :-  Given  Mass (m1) = 5.0 kg  Mass(m2) = 2.0 kg  Acceleration due to gravity (g) = 9.8 m/s2…

Q: The same force that gives the standard 1 kg mass an acceleration of 1.00 m/s^2 acts first on body A,…

A:

Q: skier wishes to build a rope tow to pull herself up a ski hill that is inclined at 150 with the…

A: Given that                     The mass of the skier's (m) = 54kg                      He has the…

Q: Find the x-component of the weight  to calculate for the tension force. Using a rope, a 20N object…

A: Weight (w) = mg = 20 N θ = 29 degree

Q: The upper leg muscle (quadriceps) exerts a force of 1180 N, which is carried by a tendon over the…

A:

Q: PW-3 An elevator motor is capable of lifting a 2,500kg elevator 50.0m with a constant speed in 12.0…

A: Force, Work & Power Relation: Force is defined as a push or pull capable of changing the state…

Q: Bethany, who weighs 440 NN, lies in a hammock suspended by ropes tied to two trees. The left rope…

A: Given: weights=440 N The left rope makes an angle of 45 Degree with the ground The right one make an…

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: