Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Question

Question

Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Two 1.8 kg bodies, A and B, collide. The velocities before the collision are vector v _A = (12 i hat + 25) m/s and _B = (-10 i hat + 10.0) m/s. After the collision, '_A = (-1.0 i hat + 22) m/s.

(a) What is the final velocity of B?
v with arrow =

m/s

(b) What is the change in the total kinetic energy (including sign)?
J

science physics

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

MAEMB = 18 kg VAXT = 12 m / sec; Vagy = 25m/sec Vaxy = -1 m/see; Vay= 22 m/sec VB2: • -10 m/sec VBy: = 10 m/sec. a) conservat

Add a comment

Answer 2

Similar Homework Help Questions

Two 6.5 kg bodies, A and B, collide. The velocities before the collision are v→A=(45î+47ĵ)m/s and...

Two 6.5 kg bodies, A and B, collide. The velocities before the collision are v→A=(45î+47ĵ)m/s and v→B=(5.4î+4.7ĵ)m/s. After the collision, v→A′=(4.1î+9.8ĵ)m/s. What are (a) the x-component and (b) the y-component of the final velocity of B? (c) What is the change in the total kinetic energy (including sign)?
Two 2.0 kg bodies, A and B, collide. The velocities before the collision are (251101 m/s...

Two 2.0 kg bodies, A and B, collide. The velocities before the collision are (251101 m/s and i, - (-331+50))m/s. After the collision, VA= (-5.01 +40)m/s. What are(a) the final velocity of Band (b) the change in the total kinetic energy
Two 7.5 kg bodies, A and B, collide. The velocities before the collision are v Overscript...

Two 7.5 kg bodies, A and B, collide. The velocities before the collision are v Overscript right-arrow EndScripts Subscript Upper A Baseline equals left-parenthesis 40 i Overscript ̂ EndScripts plus 49 j Overscript ̂ EndScripts right-parenthesis m divided by s and v Overscript right-arrow EndScripts Subscript Upper B Baseline equals left-parenthesis 35 i Overscript ̂ EndScripts plus 11 j Overscript ̂ EndScripts right-parenthesis m divided by s. After the collision, v Overscript right-arrow EndScripts Subscript Upper A Superscript prime Baseline...

7. Two 1.80 kg bodies, A and B, collide. The velocities before the collision are and...

7. Two 1.80 kg bodies, A and B, collide. The velocities before the collision are and . Immediately after the collision block A has . a. Wat is the velocity of block B immediately after the collision? b. What is the change in the total kinetic energy because of the collision? ((please make the solution readable ))
6. Two balls weighing .200 kg collide head on. Their respective velocities before the collision are...

6. Two balls weighing .200 kg collide head on. Their respective velocities before the collision are 10.0 m/s and -15.0 m/s. a. The collision is completely elastic. What are their respective velocities after the collision. (Hint both conservation laws need to be used) b. If the ba;;s are made of putty and they fuse after the collision what is their speed after the collision.
Problem 10: Two 1.0-kg balls, A and B, move as shown in the figure and collide. During the collision, half the kinetic energy A is lost. After the collision, ball A is going straight in the vA3m/...

Problem 10: Two 1.0-kg balls, A and B, move as shown in the figure and collide. During the collision, half the kinetic energy A is lost. After the collision, ball A is going straight in the vA3m/s V- 2 m/s negative y direction. Find A and B's final velocities. Problem 10: Two 1.0-kg balls, A and B, move as shown in the figure and collide. During the collision, half the kinetic energy A is lost. After the collision, ball A...

Two disks collide with the initial velocities just before the collision as shown in (Figure 1).

Learning Goal: To use the conservation of momentum and the coefficient of restitution to determine the speeds of two disks after a collision Two disks collide with the initial velocities just before the collision as shown in (Figure 1). What are the speeds of the two disks just after impact if the coefficient of restitution is e = 0.9? The masses of the disks are mA = 5 kg and mB = 7.5 kg, the initial velocities are vA = 3...
Two bodies, A and B each of mass 2.0 kg moving with velocities vA = (2.0i...

Two bodies, A and B each of mass 2.0 kg moving with velocities vA = (2.0i ˆ + 5.0j) m/s and vB = (1.0i ˆ – 5.0j) m/s collide and stick together. After the collision, what is the velocity of the composite object?
A 6.60-kg bowling ball moving at 10.0 m/s collides with a 1.60-kg bowling pin, scattering it...

A 6.60-kg bowling ball moving at 10.0 m/s collides with a 1.60-kg bowling pin, scattering it with a speed of 8.00 m/s and at an angle of 32.5° with respect to the initial direction of the bowling ball. (a) Calculate the final velocity (magnitude and direction) of the bowling ball. magnitude m/s direction ° counterclockwise from the original direction of the bowling ball (b) Ignoring rotation, what was the original kinetic energy of the bowling ball before the collision? J...

1. Two asteroids collide head-on and stick together. Before the collision, asteroid A (mass 1,000 kg)...

1. Two asteroids collide head-on and stick together. Before the collision, asteroid A (mass 1,000 kg) moved at 100 m/s and asteroid B (mass 2,000 kg) moved at 80 m/s in the opposite direction. Use momentum conservation (make a complete Momentum chart) to find the velocity of the asteroids after the collision. 2. Two asteroids identical to those in (1) collide at right angles and stick together. "Collide at right angles" means that their initial velocities were perpendicular to each...

Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Homework Answers

Add Answer to:
Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Post as a guest

Earn Coins

Two 6.5 kg bodies, A and B, collide. The velocities before the collision are v→A=(45î+47ĵ)m/s and...

Two 2.0 kg bodies, A and B, collide. The velocities before the collision are (251101 m/s...

Two 7.5 kg bodies, A and B, collide. The velocities before the collision are v Overscript...

7. Two 1.80 kg bodies, A and B, collide. The velocities before the collision are and...

6. Two balls weighing .200 kg collide head on. Their respective velocities before the collision are...

Problem 10: Two 1.0-kg balls, A and B, move as shown in the figure and collide. During the collision, half the kinetic energy A is lost. After the collision, ball A is going straight in the vA3m/...

Two disks collide with the initial velocities just before the collision as shown in (Figure 1).

Two bodies, A and B each of mass 2.0 kg moving with velocities vA = (2.0i...

A 6.60-kg bowling ball moving at 10.0 m/s collides with a 1.60-kg bowling pin, scattering it...

1. Two asteroids collide head-on and stick together. Before the collision, asteroid A (mass 1,000 kg)...

Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Homework Answers

Add Answer to: Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....

Post as a guest

Earn Coins

Add Answer to:
Two 1.8 kg bodies, A and B, collide. The velocities before the collision are A = (12 + 25) m/s and B = (-10 + 10.0) m/s....