Two 2.0kg bodies, A and B, collide. The velocities before the collision are vA = (15i +

Question:

Two 2.0kg bodies, A and B, collide. The velocities before the collision are vA = (15i + 30i) m/s and vA = (-10i + 5.0j) m/s. After the collision, vA = (-5.0i + 20j)m/s what are?

(a) The final velocity of B and

(b) The change in the total kinetic energy (including sign)?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

See More Books

Question Posted: Jan 12, 2011 03:01 AM

See More Questions

In an accelerator, two protons with equal kinetic energies collide head-on. The following reaction takes place: p + p p + p + p + p. What is the minimum possible kinetic energy of each of the...
A 1.2-lb ball A is moving with a velocity vA of magnitude vA = 24 ft/s when it is struck by a 2.4-lb ball B which has a velocity vB. Knowing that the velocity of ball A is zero after impact and that...
A falling rock has kinetic energy KE just before striking the ground and coming rest. What is the total change in entropy of the rock plus environment as a result of this collision?
In Exercises, use the alternative form of the derivative to find the derivative at x = c (if it exists). f(x) = 1 x + 4' c = 3
Suppose that you buy a stock for $48 by paying $25 and borrowing the remaining $23 from a brokerage firm at 8 percent annualized interest. The stock pays an annual dividend of $0.80 per share, and...
Refer to Exercise 46. Suppose the distribution is normal (the cited article makes that assumption and even includes the corresponding normal density curve). a. Calculate P(69 71) when n = 16. b....
For each of the following situations, calculate the population standard error of the mean $\sigma X^{-}$and the $z$-statistic $(z)$, make a decision about the null hypothesis, and indicate the...
Xellnet provides e- commerce software for the pharmaceuticals industry. Xellnet is orga-nized into several divisions. A companywide planning committee sets general strategy and goals for the company...
a. Supplies: The Supplies account has a $300 debit balance to start the year. No supplies were purchased during the current year. A December 31 physical count shows $110 of supplies remaining. Step...
As will be discussed in detail in Chapter 5, the ideal gas equation of state relates absolute pressure, P(atm); gas volume, V(liters); number of moles of gas, n(mol); and absolute temperature, T(K);...
A projectile proton with a speed of 500 m/s collides elastically with a target proton initially at rest. The two protons then move along perpendicular paths, with the projectile path at 60' from the...
In Figure projectile particle I is an alpha particle and target particle 2 is an oxygen nucleus. The alpha particle is scattered at angle l = 64.0o and the oxygen nucleus recoils with speed 1.20 x...
PepsiCo, Inc. (PEP), the parent company of Frito-Lay¢ snack foods and Pepsi beverages, had the following current assets and current liabilities at the end of two recent years: a. Determine the...
Fill in the blanks with the lines of code that allow the program to compile. (Choose two.) A. Presents on line t1 B. @Presents on line t1 C. Gift value() on line t2 D. Presents.class on line t1 E....
Based on Ohalins estimates, the amount of joint venture shareholders equity at 31 December 2010 included on the consolidated financial statements of each venturer will most likely be: A. higher for...
Draw a graph to illustrate the soybean market when the soybean price was low. Show the quantity of soybeans produced, the subsidy farmers received, and the deadweight loss created. High corn and...
For what are behavior diagrams used? Give some examples of behavior diagrams.
The random variable Y is normally distributed with Y = 28.00 and Y = 10. Find the following values of b: (a) P(Y b) = .8106 (c) P(Y> b) = .0099 (d) P(Y
A German company that exports machinery is expecting to receive $$10$ million in three months. The firm converts all its foreign currency receipts into euros. The chief financial officer of the...
Refer to the situation described inBE 18-13, but assume a 2-for-1 stock split instead of the 5% stock dividend. Prepare the journal entry to record the stock split if it is to be effected in the form...
If centripetal force is directed toward the center, why do you feel that you are thrown away from the center as a car goes around a curve? Explain.
If the polar coordinates of the point (x, y) are (r, ), determine the polar coordinates for the points: (a) (x, y), (b) (2x, 2y), and (c) (3x, 3y).
A surveyor measures the distance across a straight river by the following method: starting directly across from a tree on the opposite bank, she walks 100 m along the riverbank to establish a...
A pedestrian moves 6.00 km east and then 13.0 km north. Find the magnitude and direction of the resultant displacement vector using the graphical method.
Using the following information: a. The bank statement balance is $3,048. b. The cash account balance is $3,300. c. Outstanding checks amount to $755. d. Deposits in transit are $809. e. The bank...
Determine the average tax rate and the marginal tax rate for each of the following instances: Use the Tax Tables for taxpayers with taxable income under $ 1 0 0 , 0 0 0 and the Tax Rate Schedules for...
A machine was bought on 1 st January 2 0 1 7 for $ 1 2 , 0 0 0 . The policy is to depreciate the machine at 1 0 % on reducing balance method at the end of each year, ending on 3 1 st December....

Two 2.0kg bodies, A and B, collide. The velocities before the collision are vA = (15i +

Question:

Step by Step Answer:

a Conservation of linear momentum implies Since MA mB MAVA mVB MAV A mVB m 20 kg ...View the full answer

Fundamentals of Physics

Students also viewed these Mechanics questions