Homework Help is Here – Start Your Trial Now!
Science
Physics
)A 2000kg car and a 1000kg car traveling at 60m/s in opposite directions collide head on and lock gether. What are their speeds after the collision (in m/s)? A) 9.4 B) 16.7 C) 14.3 D) 18.1 E) 20.0

)A 2000kg car and a 1000kg car traveling at 60m/s in opposite directions collide head on and lock gether. What are their speeds after the collision (in m/s)? A) 9.4 B) 16.7 C) 14.3 D) 18.1 E) 20.0

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
See similar textbooks
icon
Related questions
Question

physics, please solve question 10

baseball is thrown from center field to second base and its velocity changes from 15m/s to 10m/s. s mass is 150g, how much energy was lost due to air resistance (in J)? A) 9.4 B) 14.2 Cis.3 A small object of mass m slides along the frictionless track in the figure, staring from rest at point D) 16.9 E) 6.2 What is its speed (in m/s) at point B? A) 10.8 B) 7.7 C) 12.3 D) 16.9 E) 8.9 B. 9m 5m 10) A 2000kg car and a 1000kg car traveling at 60m/s in opposite directions collide head on and lock together. What are their speeds after the collision (in m/s)? A) 9.4 B) 16.7 C) 14.3 D) 18.1 E) 20.0 11) A 800kg car moving at 20m/s hits a 1200kg parked car head on. How much mechanical energy is dissipated if collision is completely inelastic? A) 82000J B) 54000J C) 45000J D) 69000J E) 96000J 12) What is the mass of 0.6 mole of CO2 (in g)? A) 31 В) 7 C) 26 D) 18 E) 37 13) What is the volume of 8 moles of an ideal gas at p=latm and T=42°C? A) 0.069m B) 0.021m C) 0.207m D) 0.05m3 E) 0.570m 14) If a solute diffuses through water an average distance of 2cm in 2hours, what is its diffusion constant (in m/s)? A) 2.8x106 в) 6х104 C) 2.8х108 D) 0.6x106 E) 0.6x10 15) The work done by an ideal gas during on full cycle is 400 J. What is the change in internal energy? A) -400 J B) -200 J C) 200 J D) 400 J E) zero 16) A gas undergoes a series of pressure and volume changes as shown in figure below. How much work is done by the gas along the path abc (in J) ? P (atm) 2. 1 0.3 0.7 C) 1.4x10 D) 1.24x10 E) 0.8x105 A) 1.63x105 B) 2.8x105 17) The rms speed of the molecules in an ideal gas with molecular mass 32 u is 300 m/s. The temperature of the gas (in Kelvin scale) is: C) 284 D) 142 E) 323 A) 116 B) 205
Transcribed Image Text:baseball is thrown from center field to second base and its velocity changes from 15m/s to 10m/s. s mass is 150g, how much energy was lost due to air resistance (in J)? A) 9.4 B) 14.2 Cis.3 A small object of mass m slides along the frictionless track in the figure, staring from rest at point D) 16.9 E) 6.2 What is its speed (in m/s) at point B? A) 10.8 B) 7.7 C) 12.3 D) 16.9 E) 8.9 B. 9m 5m 10) A 2000kg car and a 1000kg car traveling at 60m/s in opposite directions collide head on and lock together. What are their speeds after the collision (in m/s)? A) 9.4 B) 16.7 C) 14.3 D) 18.1 E) 20.0 11) A 800kg car moving at 20m/s hits a 1200kg parked car head on. How much mechanical energy is dissipated if collision is completely inelastic? A) 82000J B) 54000J C) 45000J D) 69000J E) 96000J 12) What is the mass of 0.6 mole of CO2 (in g)? A) 31 В) 7 C) 26 D) 18 E) 37 13) What is the volume of 8 moles of an ideal gas at p=latm and T=42°C? A) 0.069m B) 0.021m C) 0.207m D) 0.05m3 E) 0.570m 14) If a solute diffuses through water an average distance of 2cm in 2hours, what is its diffusion constant (in m/s)? A) 2.8x106 в) 6х104 C) 2.8х108 D) 0.6x106 E) 0.6x10 15) The work done by an ideal gas during on full cycle is 400 J. What is the change in internal energy? A) -400 J B) -200 J C) 200 J D) 400 J E) zero 16) A gas undergoes a series of pressure and volume changes as shown in figure below. How much work is done by the gas along the path abc (in J) ? P (atm) 2. 1 0.3 0.7 C) 1.4x10 D) 1.24x10 E) 0.8x105 A) 1.63x105 B) 2.8x105 17) The rms speed of the molecules in an ideal gas with molecular mass 32 u is 300 m/s. The temperature of the gas (in Kelvin scale) is: C) 284 D) 142 E) 323 A) 116 B) 205
Expert Solution
steps

Step by step

Solved in 3 steps with 3 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Knowledge Booster
Impulse
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.
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
University Physics (14th Edition)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
Physics for Scientists and Engineers
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
College Physics: A Strategic Approach (4th Editio…
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON
SEE MORE TEXTBOOKS