A 0.4 kg bead slides on a curved wire as shown in the figure below, starting from rest at point A. If the wire is frictionless, find the speed of the bead at point C. (USe the principle of Energy Conservation). 5.00 m 2.00 m O a. 9.9 m/sec O b. 7.67 m/sec O c. 11.43 m/sec

A 0.4 kg bead slides on a curved wire as shown in the figure below, starting from rest at point A. If the wire is frictionless, find the speed of the bead at point C. (USe the principle of Energy Conservation). 5.00 m 2.00 m O a. 9.9 m/sec O b. 7.67 m/sec O c. 11.43 m/sec

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter10: Work, Energy And Machines

Section: Chapter Questions

Problem 37A

See similar textbooks

Related questions

Q: Tarzan swings on a 34.0-m-long vine initially inclined at an angle of 30.0° with the vertical. (a)…

A: Given data: Length of vine, l=34.0 m Angle with the vertical, θ=30.00

Q: The 50kg case slides down the chute with a velocity of 4 m/s at A and a velocity of 10 m/s at B.…

A: To determine: The work done by the friction from A to B Given: Mass of case, m=50 kg Initial…

Q: A 320-N child is in a swing that is attached to a pair of ropes 1.90 m long. Find the gravitational…

A: The gravitational potential energy of the Child-Earth system relative to the child’s position is

Q: A 300 N child is in a swing that is attached to a pair of ropes 2.00 m long. Find the gravitational…

A: Given data *The given weight of the child is W = mg = 300 N *The given length of the rope is L =2.0…

Q: A robot is pushing a 65kg box of watermelons up a ramp to be used in a math problem. The ramp is at…

Q: A rope exerts a force F on a 20.0-kg crate. The crate starts from rest and accelerates upward at…

A: Here, mass of the block(m) = 20 kg acceleration (a) = 5 m/s2 intial speed(u) = 0 m/s height…

Q: A 51.7-kg hiker ascends a 43.2-meter high hill at a constant speed of 1.20 m/s. If it takes 384 s to…

A: Given: mass of hiker, m = 51.7 kg height of the hill, h = 43.2 m velocity, v = 1.2 m/s time, t =…

Q: A 2.0 kg block slides down a rough curved track. The block has a speed of 5.0 m/s after its height…

Q: Several children are on a sled pulled by a four-wheeler across a level snow-covered field. The sled…

A: Distance traveled by the sled is

Q: Emma (m=55 kg) is going around a 19.5-m high roller coaster loop. Her velocity at the bottom of the…

Q: A figure shown a motor pulling an object in an inclined surface. determine the power required to…

Q: A 200-N child is in a swing that is attached to ropes 2.20 m long. Find the gravitational potential…

Q: The chin-up is one exercise that can be used to strengthen the biceps muscle. This muscle can exert…

A: Given: force, F = 800 N distance, d = 7.5 cm = 0.075 m mass, m = 75 kg distance of chin, y = 40…

Q: A 3.50-kN piano is lifted by three workers at constant speed to an apartment 25.0 m above the street…

Q: A 1292.9kg car travels at a constant speed of 22.5 m/s around a circular track that is 86.7m across.…

A: Given quantities: mass of the car (m) = 1292.9 kg speed of the car (v) = 22.5 m/s radius of the…

Q: 3. A roller coaster rolls on a track as shown in the figure below. If the speed of the roller…

A: Given: The speed of the roller coaster at point A is 25 ft/s. The height of the point from the point…

Q: Determine from what height would a car have to be dropped to have the same kinetic energy that it…

A: speed (v) = 25 mph Let the mass of the car = m

Q: You apply a constant force of (33 N) i- (42 N) j to a loaded supermarket pushcart as it undergoes a…

A: From the question, it is given that- Constant force applied: F→=(33N)i^-(42N)j^Displacement of…

Q: A 450-N child is in a swing that is attached to a pair of ropes 1.90 m long. Find the gravitational…

Q: 2) Consider the system shown in the figure. Masses of the pulley and rope are neglected and the…

Q: A girl on skateboard (total mass of 53.5 kg) is moving at 11.9 m/s at the bottom of a long ramp. The…

Q: It’s 120 m from one gate to another in the airport. You use a strap inclined upward at a 45° angle…

A: It is given that,

Q: A 280-N child is in a swing that is attached to a pair of ropes 1.90 m long. Find the gravitational…

Q: Question 9) During a board game called Rat TrapO, mechanical contraptions are activated in a…

A: Recall U=mgh KE=1/2mv2 by conservation of energy.

Q: As shown in the figure below, three blocks with masses m, - 3.0 kg, m, = 12 kg, and m, = 18 kg,…

A: Let 3 m below the table be the point of reference for gravitational energy - Energy conservation…

Q: 5. A 0.400-kg bead slides on a curved wire, starting from rest at point A as shown in Figure 4. If…

A: (a)According to the principle of conservation of energy, total mechanical energy of the bead must be…

Q: A 360-N child is in a swing that is attached to a pair of ropes 2.10 m long. Find the gravitational…

Q: A 6.0-kg block is released from rest 80 m above the ground. When it has fallen 60 m its kinetic…

A: Given data Mass of the block =6 kgtotal Height =80 mwe know that kinetic…

Q: Calix whose mass is 56.2 kg is traveling at a speed of 12.8 m/s at the top of a 19.5-m high roller…

A: Given that calix's mass(m) = 56.2Kg Speed at the the top of the…

Q: A rope exerts a force F⃗ on a 20.0-kg crate. The crate starts from rest and accelerates upward at…

Q: 2. A 10 kg block slides from rest from the top of a 100 m long ramp that is elevated at one end by…

Q: Problem 6: Consider a ball of mass m attached to a string of length L, which is being spun around in…

A: Work done = F̅ • d̅ where d̅ = displacement vector

Q: Skating the U. Seymore the Skater skates the U at the skate park. He starts at position A, and…

A: kinetic energy = (1/2)mv^2 M = mass V= speed Gravitational potential energy = mgh h = vertical…

Q: 2. A ead slides without friction around a loop-the-loop. The bead is released from a heigh h=3.5 R.…

A: Given The height from the bead is released is h=3.5 R. Here, R is the radius of the loop. Initial…

Q: A winch motor generates 500 W and uses it to pull a 250 kg crate across a horizontal floor. The…

A: P=500 Wm=250 kgvi=0 m/st=5 s

Q: A child does 354 J of work while pulling a box from the ground up to his tree house at a steady…

Q: Three objects with masses m, = 3.4 kg, m, = 13 kg, and m2 = 20 kg, respectively, are attached by…

Q: strikės 2. A 7.80-g bullet moving at 575 m move 5.50 cm in the direction of the bullet's velocity…

A: Mass of the bullet is m = 7.80 g = 7.80×10-3 kg Initially speed of bullet, v1 = 575 m/s Final…

Q: Several children are on a sled pulled by a four-wheeler across a level snow-covered field. The sled…

Q: A person in good physical condition can put out 100 W of useful power for several hours at a…

A: Power of each person = 100 W = 0.1 kw Capacity of electric power plant = 700 MW = 700000 kW

Q: A 11 g particle is moving to the left at 17 m/s. How much net work must be done on the particle to…

A: Given: The mass of the object is 11 g The initial speed of the object is 17 m/s. The final speed of…

Q: Spiderman uses his spider webs to save a runaway train moving about 60 km/h. His web stretches a few…

A: Initial velocity, u = 60 km/hr =60×5/18 = 16.667 m/s Final velocity, v = 0 Mass, m = 104 kg = 10000…

Q: 30. A crate on rollers is being pushed without frictional loss of energy across the floor of a…

A: Given data: Constant speed of the car is v0 Distance moved by crate is d

Q: Calix whose mass is 56.2 kg is traveling at a speed of 12.8 m/s at the top of a 19.5-m high roller…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: A bead with a hole through it slides on a wire track. The wire is threaded through the hole in the…

A: Write the given values of this problem. The radius of bead=Rh=3.90R

Q: 2. Draw the potential energy curve associated with an object such that be- tween x = -xo and x = xo:…

Q: 1. Before beginning its initial descent, a roller coaster car is always pulled up the first hill to…

A: Solution:The work done by the chain is given as:W = Fd cosθ - 1where, F is the force,…

Q: Jim rides his skateboard down a ramp that is in the shape of a quarter circle with a radius of 5.00…

Concept explainers

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.

Question

A 0.4 kg bead slides on a curved wire as
shown in the figure below, starting from rest at
point A. If the wire is frictionless, find the
speed of the bead at point C. (USe the
principle of Energy Conservation).
5.00 m
2.00 m
O a. 9.9 m/sec
O b. 7.67 m/sec
O c. 11.43 m/sec
O d. 8.5 m/sec

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 constant 20-N force pushes a small ball in the direction of the force over a distance of 5.0 m. What is the work done by the force?
A girl pulls her 15-kg wagon along a flat sidewalk by applying a 10-N force at 37 to the horizontal. Assume that friction is negligible and that the wagon starts from rest. (a) How much work does the girl do on the wagon in the first 2.0 s. (b) How much instantaneous power does she exert at = 2.0 s?
The person in Figure 7.33 does work on the lawn mower. Under what conditions would the mower gain energy? Under what conditions would it lose energy?
Describe the energy transfers and transformations for a javelin, stating from the point at which an athlete picks up the javelin and ending when the javelin is stuck into the ground after being thrown.
At hokey puck of mass 0.17 kg is shot across a rough floor with the roughness different at different places, which can be described by a position-dependent coefficient of kinetic friction. For a puck moving along the x-axis, the coefficient of kinetic friction is the following function of x, where x is in m: (x)=0.1+0.05x . Find the work done by the kinetic frictional forte on the hockey puck when it h moved (a) from x=0 to x=2 m, and (b) from x=2 m to x=4 m.
A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictional force. He pushes in a direction 25.Oc below the horizontal. (a) What is the work done on the cart by friction? (b) What is the work done on the cart by the gravitational force? (c) What is the work done on the cart by the shopper? (d) Find the force the shopper exerts, using energy considerations. (e) What is the total work done on the cart?
Tarzan savings on a 30.0-m-long vine initially inclined at an angle of 37.0 with the vertical. What is his speed at the bottom of the swing (a) if he starts from rest? (b) If he pushes off with a speed of 4.00 m/s?
. A bicycle and rider going 10 m/s approach a hill. Their total mass is 80 kg. (a) What is their kinetic energy? (b) If the rider coasts up the hill without pedaling, how high above its starting level will the bicycle be when it finally rolls to a stop?
A sled stalls from rest at the top of a snow-covered incline that makes a 22 angle with the horizontal. After sliding 75 m down the slope, its speed is 14 m/s. Use the work-energy theorem to calculate the coefficient of kinetic friction between the runners of the sled and the snowy surface.
Give an example of something think of as work in everyday circumstances that is not work in the scientific sense. Is energy transferred or changed in form in your example? If so, explain how this without doing work.
Define mechanical energy. What is the relationship of mechanical energy to non-conservative forces? What happens to mechanical energy if only conservative forces act?