A car and a truck have the same kinetic energy. Which one has a larger speed? * O (a) the car because it has a smaller mass O (b) the truck because its large mass makes its kinetic energy very large O (C) both have the same speed because their kinetic energies are the same O (d) I have no idea

A car and a truck have the same kinetic energy. Which one has a larger speed? * O (a) the car because it has a smaller mass O (b) the truck because its large mass makes its kinetic energy very large O (C) both have the same speed because their kinetic energies are the same O (d) I have no idea

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 7.5CYU: Check Your Understanding (a) A car and a truck each moving with the same kinetic energy. Assume that...

See similar textbooks

Related questions

Q: There is a 2 car accident. Car 1 (1550 kg) slides on ice at 15m/s and it runs into another car…

A: Mass of car 1 is m1 = 1550 kg Speed of car 1 initially is u1 = 15 m/s Mass of car 2 is m2 = 3250 kg…

Q: A father racing his son has 1/4 the kinetic energy of the son, who has 1/3 the mass of the father.…

A: The data given is as follows: 1. Initial kinetic energy of father, KEfatheri=14KEsoni 2. Mass of…

Q: A 5.0-kg cart is moving horizontally at 4.0 m/s. In order to change its speed to 9.0 m/s, the net…

Q: This is high school physics. Topic: Energy Conservation An unknown force is applied to a 8.0 kg…

A: Given that, Mass (m)= 8 kg Displacement (s)= 15 m Initial speed (u)= 10 m/s Final speed (v)= 20 m/s…

Q: A box of mass 4.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

A: Given : m = 4 kg v = 5 m/s h = 8 m g = 10 m/s2

Q: A father racing his son has 1/3 the kinetic energy of the son, who has 1/3 the mass of the father.…

Q: A cart is being pulled slowed down by a hanging mass. What is the value of the change in its kinetic…

A: a cart is being pulled slowed down by hanging mass

Q: A 5-kg ball falls from a height of 200 m. (a) Calculate the vertical speed of the ball during the…

A: Given:- A 5-kg ball falls from a height of 200 m. Find:- (a) Calculate the vertical speed of the…

Q: A ball with a mass of 2.20 kg is moving with velocity (5.60î – 1.20ĵ) m/s. (HINT: v² = ✔ V.) . (a)…

Q: A father racing his son has 1/4 the kinetic energy of the son, who has 1/3 the mass of the father.…

Q: Previous Question What is the kinetic energy of a football of mass 3 kg that is crossing the goal…

A: Given data: Initial mass m = 3 kg Initial velocity v = 4 m/s Initial kinetic energy K.E = 24 J

Q: Two cars are moving. The first car has thrice the mass of the second car but only 1/3 as the kinetic…

A: The energy possessed by a body due to its motion is known as kinetic energy. It is proportional to…

Q: How much work is done by a 500 N rightward force that acts on a boat as it moves 30 m to the left? *…

A: Applied force (F) = 500 N ( in rightwards direction) distance moved (d) = 30 m ( to the left)

Q: According to the following plot (velocity versus lime) that refers to a cart with mass (m-0.75 kg)…

A: mass(m) = 0.75 kg Given formula for kinetic energy (K.E.) = 12mv2 where m is mass v is velocity…

Q: A certain truck has twice the mass of a car. Both are moving at the same speed. If the kinetic…

Q: A 275-N force accelerates a 30.0-kg crate from rest along a horizontal friction less surface for a…

Q: Luke Autbeloe stands on the edge of a roof throws a ball downward. It strikes the ground with 100 J…

Q: Mark throws a ball upward. His hands moved by 0.66 m and the ball moves upward. Determine the…

Q: No.7

A: The force exerted by a rope, cable, chain is called the force of tension.

Q: A 1400-N crate rests on the floor. Part A Part completeHow much work is required to move it at…

A: Given:Weight of the crate = 1400 N

Q: 8.Based on the data below, choose the carrect statement that could apply Car A mass- 1500 kg speed-…

A: Given: The mass of car A is 1500 kg. The speed of the car is A is 38 m/s. The mass of car B is 2000…

Q: An object of mass 5.00 kg is subject to a force Fx that varies with the position as in the figure…

Q: Which has more kinetic energy: a 0.0019-kg bullet traveling at 412 m/s or a 7.3 x 107-kg ocean liner…

A: The equation for the kinetic energy is given by

Q: Two cars are moving. The first car has thrice the mass of the second car but only 1/3 as the kinetic…

A: Assume mass of second car is m. So, mass of first car is 3m. Kinetic energy of first car is 1/3 of…

Q: Which has greater kinetic energy? A 7.3 kg object moving at 5.6 m/s or a 9.6 kg object moving at…

A: m1=Mass of first particle=7.3 kgv1=Velocity of first particle=5.6 m/sm2=Mass of second particle=9.6…

Q: A basketball is thrown into the basket, as shown in the diagram below. The ball leaves the player's…

Q: A truck weighs twice as much as a car, and is moving at twice the speed of the car. Which statement…

A: Given data--- A truck weighs twice as much as a car, and is moving at twice the speed of the car .…

Q: Work-energy theorem: A 4.0-kg object is moving with speed 2.0 m/s. A 1.0-kg object is moving with…

Q: Based on the data below, choose the correct statement that could apply Car A mass= 1500 kg speed=…

Q: Worker A lifts a 50kg mass vertically upward a distance of 10 meters in a time of 10 seconds. Worker…

A: Given data: Mass lift by worker A (mA) = 50 kg Height (hA) = 10 m Time (tA) = 10 s Mass lift by…

Q: If the speed of a vehicle increases by 22%, by what factor does its kinetic energy increase

Q: An automobile weighing 5000 N is driven down a 7° incline at a speed of 88 m/s as shown in the…

A: Given : Weight of vehicle, W= mg = 5000 N Initial Velocity of the vehicle, v = 88 m/s Final velocity…

Q: 1o 10. A force is applied along the x-direction on a 5.00 kg object. The force varies along its path…

Q: .A hockey puck travels with a displacement of 4.2 m [S 38° W]. It is then struck by a player’s stick…

Q: A 2.0 kg object moves along the x-axis, from x = 0.0 m to x = 30. m, subject to a single force F,…

Q: certain 1500 kg car can accelerate from rest to a velocity of 30.0 m/s in 8.0 s. What is the average…

A: power = work done/time

Q: What are the physical characteristics of the powerful students in your class; are they tall, short,…

Q: Energy of a Roller Coaster Car 500 450 400 Which statement is best supported by the graph? 350 5 300…

Q: The figure shows a block of mass 10 Kg. Determine what work will be done by the force F that will…

Q: Calculate the ratio of the mechanical energy at B and mechanical energy at A (EB/EA) and (EC/EB).…

Q: A 1 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 7 m…

A: a) Gravitational potential energy of block A = mgh = 1 * 9.8 * 0 = 0 J Gravitational potential…

Q: QUESTION 10 A father racing his son has 1/2 the kinetic energy of the son, who has 1/4 the mass of…

Q: Supreme Scream at Knott's Berry Farm has a height of 99 m (325 feet). If the cart with all the…

A: Given data: Height (h) = 99 m Mass (m) = 388 kg g = 9.8 m/s2 Required: Potential Energy (PE)

Q: Aileen, of mass m, drops from a tree limb at the same time that Jenny, also of mass m, begins her…

A: initial height was same for both cases.

Question

A Text Direction
Arrangs
Convert to SmartArt
Styles Shape
DiaRIng
FilciHicd St
A car and a truck have the same kinetic energy. Which one has a
larger speed? *
O (a) the car because it has a smaller mass
O (b) the truck because its large mass makes its kinetic energy very large
O (C) both have the same speed because their kinetic energies are the same
(d) I have no idea
四

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

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

Check Your Understanding (a) A car and a truck each moving with the same kinetic energy. Assume that the truck has more mass than the car. Which has the greater speed? (b) A car truck are each moving with same speed. Which has the greater kinetic energy?
An 8.0-g bullet has a speed of 800 m/s. (a) What is its kinetic energy? (b) What is its kinetic energy if the speed is halved?
Give an example of something we 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 is accomplished without doing work.
Answer yes or no to each of the following questions. (a) Can an objectEarth system have kinetic energy and not gravitational potential energy? (b) Can it have gravitational potential energy and not kinetic energy? (c) Can it have both types of energy at the same moment? (d) Can it have neither?
A 200-g steel ball is tied to a 2.00m “massless” string and hung from the ceiling to make a pendulum, and then, the ball is brought to a position making a 30 angle with the vertical direction and released from rest. Ignoring the effects of the air resistance, find the speed of the ball when the string (a) is vertically down, (b) makes an angle of 20 with the vertical and (c) makes an angle of 10 with the vertical.
In the Back to the Future movies (https://openstaxcollege.org/l/2lbactofutclip), a DeLorean car of mass 1230 kg travels at 88 miles per hour to venture back to the future. (a) What is the kinetic energy of the DeLorean? (b) What spring constant would be needed to stop this DeLorean in a distance of 0.1m?
A 6.50 102-kg elevator starts from rest and moves upward for 3.00 s with constant acceleration until it reaches its cruising speed, 1.75 m/s. (a) What is the average power of the elevator motor during this period? (b) How does this amount of power compare with its power during an upward trip with constant speed?
Give an example of a situation in which there is a force and a displacement, but the force does no work. Explain why it does no work.
Describe a situation in 4iich a force is exerted for a long time but does no work. Explain.
Give an example of a situation in which there is a force and a displacement, but the force does no work. Explain why it does no work.
A 100 — kg man is skiing across level ground at a speed of 8.0 m/s when he comes to the small slope 1.8 m higher than ground level shown in the following figure. (a) If the skier coasts up the bill, what is his speed when he reaches the top plateau? Assume friction between the snow and skis is negligible. (b) What is his speed when he reaches the upper level if an 80 — N frictional force acts on the skis?
An a simple pendulum swings back and forth, the forces acting on the suspended object are (a) the gravitational force, (b) the tension in the supporting cord, and (c) air resistance, (i) Which of these forces, if any, does no work on the pendulum at any time? (ii) Which of these forces does negative work on the pendulum at all Limes during its motion?