Problem #6: Suppose the particles in the image below have masses m, = 0.10 kg, m1 = 0.20kg, m3 = 0.30kg, m4 = 0.40kg. The velocities of the particles are %3D %3D %3D vi = 4î m/s, v2 = 3î – 3ĵ m/s, Vz = –-3ĵ m/s, v = -2î m/s. %3D a) Determine the location of the center of mass of this system of particles. b) Determine the total momentum of the system of particles. c) Calculate the angular momentum of each particle about the origin. d) What is the total angular momentum of the four-particle system about the origin?

Problem #6: Suppose the particles in the image below have masses m, = 0.10 kg, m1 = 0.20kg, m3 = 0.30kg, m4 = 0.40kg. The velocities of the particles are %3D %3D %3D vi = 4î m/s, v2 = 3î – 3ĵ m/s, Vz = –-3ĵ m/s, v = -2î m/s. %3D a) Determine the location of the center of mass of this system of particles. b) Determine the total momentum of the system of particles. c) Calculate the angular momentum of each particle about the origin. d) What is the total angular momentum of the four-particle system about the origin?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter5: Relativity

Section: Chapter Questions

Problem 55P: (a) Find the momentum of a asteroid heading towards Earth at 30.0 km/s. (b) Find the ratio of this...

See similar textbooks

Similar questions

The truck in Figure P39.1 is moving at a speed of 10.0 m/s relative to the ground. The person on the truck throws a baseball in the backward direction at a speed of 20.0 m/s relative to the truck. What is the velocity of the baseball as measured by the observer on the ground? Figure P39.1
(a) Using the information in the previous problem, what velocity do you need to escape the Milky Way galaxy from our present position? (b) Would you need to accelerate a spaceship to this speed relative to Earth?
(a) What is the momentum of a 2000-kg satellite orbiting at 4.00 km/s? (b) Find the ratio of this momentum to the classical momentum. (Hint: Use the approximation that at low velocities.)
(a) Find the value of for the following situation. An astronaut measures the length of his spaceship to be 100 m, while an observer measures it to be 25.0 m. (b) What is the of the spaceship relative to Earth?
(a) Find the momentum of a asteroid heading towards Earth at 30.0 km/s. (b) Find the ratio of this momentum to the classical momentum. (Hint: Use the approximation that at low velocities.)
Two asteroids head straight for Earth from the same direction. Their speeds relative to Earth are 0.82c for asteroid 1 and 0.60c for asteroid 2. Part A Find the speed of asteroid 1 relative to asteroid 2. Express your answer using two significant figures. VE ΑΣΦ + V= .22 Submit Previous Answers Request Answer ? * Incorrect; Try Again; 4 attempts remaining C
Event A occurs at spacetime coordinates (300 m, 2 μs).a. Event B occurs at spacetime coordinates (1200 m, 6 μs). Could A possibly be the cause of B? Explain.b. Event C occurs at spacetime coordinates (2400 m, 8 μs). Could A possibly be the cause of C? Explain.
An astronaut, whose mission is to go where no one has gone before, lands on a spherical planet in a distant galaxy. As she stands on the surface of the planet, she releases a small rock from rest and finds that it takes the rock 0.580 ss to fall 1.90 mm. Part A If the radius of the planet is 9.50×107m9.50×107m, what is the mass of the planet? Express your answer with the appropriate units. mpmp = nothingnothing
wo particles are traveling through space. At time tt the first particle is at the point (−4+t,3−3t,3+t) and the second particle is at (−12−t,19+t,−9−2t) Describe the two paths in words. Then determine if the two particles collide, cross, or neither cross nor collide. If they collide or their paths cross, indicate where.
A rocket cruises past a laboratory at 0.750 x 106 m/s in the positive x-direction just as a proton is launched with velocity (in the laboratory frame) = (1.48 × 106 +1.48 x 1063) m/s. ▼ ▼ Part A What is the proton's speed in the laboratory frame? Express your answer with the appropriate units. v1 = Submit Part B LO 0₁ = I Value μÁ O Request Answer i What is the angle from the y-axis of the proton's speed in the laboratory frame? Express your answer with the appropriate units. μA → Value Units C ? Units ?
3.8 micro m is equal to (1 point) A. 8e6 nm B. 08e3 nm C. 8e-2 nm D. 8e-3 nm E. 8e2 nm 4. 7.2 km/hr is equal to A. O25.92 m/s B. 02m/s C. 2592 m/s D. 2000 m/s E. 7200 m/s S. 7 cm is equal to A700m B. 7e-6 m C7e-4m² D. 704 m² E7e-9 m 6.9 g cm A B. C is equal to (" 900 kg m 0.09 kg m- 90,000 kg m
m = A little particle ball has a mass 200g. It is placed at a point along the axis of a hoop at a distance of d=1.2 m from its center. The hoop has a mass of M=2.0 kilograms. The radius of the hoop is R=50cm. Figure out the following and explain your thought processes for each one: a. The magnitude and direction of the force of gravity on the particle ball due to the hoop b. What the gravitational potential energy is of the system. R mo I I M