Answered: A 50 kg box hangs from a rope. What is…

A 50 kg box hangs from a rope. What is the tension in the rope ifa. The box is at rest?b. The box has νy = 5.0 m/s and is speeding up at 5.0 m/s2?

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 5.8P: (a) A cat with a mass of 850 kg in moving to the right with a constant speed of 1.44 m/s. What is...

See similar textbooks

Related questions

Q: Your forehead can withstand a force of about 6.0 kN before fracturing, while your cheekbone can only…

Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 1.9 m/s2. (a) If…

Q: A 49.05 N box is pulled from rest to the right by a horizontal force of 200 N . There is a…

Q: A car is traveling along at 20 m/s when it suddenly slams on its brakes. If the mass of the car is…

A: It is given that, u=20 m/sm=1000 kgF=2000 N

Q: A 1000 kg car pushes a 2000 kg truck that has a dead battery. When the driver steps on the…

A: Given: Car pushes = 1000 kg Truck pushes = 2000 kg Force = 4500 N

Q: Mary applies a force of 75 N to push a box with an acceleration of 0.43 m/s?. When she increases the…

Q: A 110 g hockey puck sent sliding over ice is stopped in 15 m by the frictional force on it from the…

Q: A 600 N man stands on a bathroom scale in an elevator. As the elevator starts moving, the scale…

Q: Zach, whose mass is 80 kg, is in an elevator descending at 10 m/s. The elevator takes 3.0 s to brake…

Q: Suppose a 50.5 kg gymnast climbs a rope. (a) What is the tension (in N) in the rope if he climbs at…

A: Introduction: Newton’s laws of motion have wide range of applications. It can be applied to describe…

Q: A horizontal cable pulls a 200-kg cart along a horizontal track. The tension in cable is 500 N.…

A: Given data: Mass (m) = 200 kg Tension force (F) = 500 N Initial velocity (Vi) = 0 m/s Final velocity…

Q: Two objects are connected as shown, and the surface is frictionless. m1 = 130 kg, and m2 = 7 kg.…

A: Given data: Mass (m1) = 130 kg Mass (m2) = 7 kg Required: Acceleration (a) of the masses and…

Q: A 2000-kg pickup truck is moving at a speed of 40 m/s as its brakes are applied, and comes to a stop…

Q: A horizontal rope is tied to a 50 kg box on frictionless ice. What is the tension in the rope ifa.…

A: Let the mass of the body be m, acceleration is a, velocity is v, force on the system is denoted be…

Q: The weight of an astronaut plus his space suit on the Moon is only 250 N. (a) How much does the…

Q: An elevator weighing 8000N starting from rest, attains an upward velocity of 4 m/s in 3 seconds with…

A: Visualize the problem: The free body diagram of elevator.

Q: 1. A loaded elevator, 2200 kg, supported by cables that can withstand a maximum tension of 28,000 N…

Q: (I) What is the weight of a 68-kg astronaut (a) on Earth, (b) on the Moon (g = 1.7 m/s²), (c) on…

A: Solution: Weight=Mass×gravity. Given: Mass of astronaut = 68 kg. (a) The gravity on the Earth is 9.8…

Q: A 1200 kg car starts from rest and travels 100 m in a time of 10 seconds. A) What is the…

Q: An object is thrown up in the air from a height of 96 feet with an initial velocity of 16 ft/sec.…

A: According to the law of conservation of energy , the energy in an isolated system cannot be created…

Q: A 248 kg object moving 19 m/s comes to stop over a distance of 38 m. a. what was the forced…

A: Given Mass m = 248 kg Initial velocity u = 19 m/s Final velocity v = 0 Displacement s = 38 m

Q: A woman has a mass of 55.0 kg.a. What is her weight on earth?b. What are her mass and her weight on…

Q: a. How much force does an 80 kg astronaut exert on his chair while sitting at rest on the launch…

Q: Zach, whose mass is 85 kg, is in an elevator descending at 12 m/s. The elevator takes 3 s to brake…

Q: A 1.3 kg box of frozen chocolate chip waffles is pulled across a table by a rope at t1 = 0s. The…

A: Given data: Mass of the box of frozen chocolate chip waffles is, m= 1.3 kg The rope is at an angle…

Q: A 15 kg block is pushed from rest across the floor with a force of 51 N. A) What is the acceleration…

Q: An object with a mass of 15 kg rests on a frictionless horizontal plane and is acted upon by a…

Q: (a) What is the weight of a 4.00 kg backpack? (b) What is the acceleration of the backpack if a net…

A: Weight of any body of mass m is, W=mg

Q: Suppose a 59.5-kg gymnast climbs a rope. (a) What is the tension in the rope if he climbs at a…

Q: .A jet aircraft with a mass of 4,500 kg has an engine that exerts a force (thrust) equal to 60,000…

A: Given,Mass of an aircraft, m = 4500 kgForce exerted by engine, F = 60000 N

Q: A 1,200 kg car accelerates from 5.0 m/s to 27 m/s in 10 seconds. What is its acceleration? What…

A: From Equation v=u+at 27=5+a(10)a =2.2 m/s2

Q: A person who has a mass of 47 kg is standing in an elevator which is accelerating downward.…

Q: A jet aircraft with a mass of 4,375 kg has an engine that exerts a force (thrust) equal to 59,900 N.…

A: Given data: Mass (m) = 4375 kg Force (F) = 599 00 N Time (t) = 7 s Initial velocity (Vi) = 0 m/s…

Q: A particle of mass 2.0 kg is acted on by a single force F ⃗ 1 = 18i ^ N. (a) What is the particle’s…

Q: A 600 Kg car is moving on a level road at 30 m/s. (a) How large is the retarding force(assumed…

Q: A 45 kg box hangs from a rope. What is the tension in the rope if: (a) the box is at rest? (b) the…

A: a. the tension the box is at rest is T=mg=45 kg9.8 m/s2=441 N

Q: A 1200 kg car travelling at 50 km/h experiences an air resistance of 5000 N and road friction of…

Q: A 1500 kg automobile travels at a speed of 105 km/h along a straight concrete highway. Faced with an…

A: Given : Mass of car, m = 1500 kg Initial velocity of car, u = 105 km/hr = 105000/3600…

Q: A 105-kg baseball player slides into second base. The coefficient of kinetic friction between the…

A: (a) The frictional force is given by, f = µkN f = µkmg f = 0.659 * 105 * 9.8 f = 678.11 N

Q: A rope is used to pull a 2.89-kg bucket of water out of a deep well. a. What is the acceleration of…

A: a) The required acceleration is,

Q: A crate with mass 32.5 kg initially at rest on a warehouse floor is acted on by a net horizontal…

A: The mass of the crate, m=32.5 kg The net horizontal force, ΣFx=140 N The initial horizontal…

Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

A 50 kg box hangs from a rope. What is the tension in the rope if
a. The box is at rest?
b. The box has ν_y = 5.0 m/s and is speeding up at 5.0 m/s²?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

(a) A cat with a mass of 850 kg in moving to the right with a constant speed of 1.44 m/s. What is the total force on the cat ? (b) What is the total force on the cat if it is moving to the left?
A student’s backpack, full of textbooks, is hung from a spring scale attached to the ceiling of an elevator. When the elevator is accelerating downward at 3.8m/s2 , the scale reads 60 N. (a) What Is the mass of the backpack? (b) What does the scale read if the elevator moves upward while speeding up at a rate 3.8m/s2 ? (c) What does the scale read if the elevator moves upward at constant velocity? (d) If the elevator had no brakes and the cable supporting it were to break loose so that the elevator could fall freely, what would the spring scale read?
A particle with mass m = 4.00 kg accelerates according to a=(300i+200j) m/s2. a. What is the net force acting on the particle? b. What is the magnitude of this force?
Mass and Weight The weight of an astronaut plus his space suit on the Moon is only 250 N. (a) How much does the suited astronaut weigh on Earth? (b) What is the mass on the Moon? On Earth?
(a) A car with a mass of 850 kg is moving to the right with a constant speed of 1.44 m/s. What is the total force on the car? (b) What is the total force on the car if it is moving to the left?
A 52 kg circus performer is to slide down a rope that will break if the tension exceeds 425 N. (a) What happens if the performer hangs stationary on the rope? (b) At what magnitude of acceleration does the performer just avoid breaking the rope?
A 45 kg box hangs from a rope. What is the tension in the rope if:(a) the box is at rest?(b) the box is rising with a constant velocity of 4.0 m/s?(c) the box is rising and speeding up at 4.5 m/s2?
A horizontal rope is tied to a 50 kg box on frictionless ice. What is the tension in the rope ifa. The box is at rest?b. The box moves at a steady 5.0 m/s?c. The box has νx = 5.0 m/s and ax = 5.0 m/s2?
The weight of an astronaut plus his space suit on the Moon is only 250 N. (a) How much does the suited astronaut weigh on Earth? (b) What is the mass on the Moon? On Earth?
A. What is the tension in the lower cord? B. What is the speed of the block? V= m/s
a car with a mass of 1000.0 kg accelerates from 0 to 90.0km/h in 10.0 s. (a) what is its acceleration? (b) what is the net force on the car?
An object with a mass of 15 kg rests on a frictionless horizontal plane and is acted upon by ahorizontal force of 30 N.(a) What is its acceleration?(b) How far will it move in 10 s?(c) What will be its velocity after 10 s?