2D Collisions Video Lessons

Video Thumbnail

Example

Problem: On a horizontal frictionless surface block A (mass 3.00 kg) is sliding toward the east with speed VA and Block B (mass 5.00kg) is sliding toward the north with speed VB. After the collision block B is sliding toward the north with speed 2.00 m/s and block A is sliding with a speed of 6.00 m/s in a direction of 30.0° north of east, as shown in the sketch. What are the speeds VA and VB of the two blocks before the collision? Ans. VA =  Ans. VB = 

FREE Expert Solution
85% (38 ratings)
Problem Details

On a horizontal frictionless surface block A (mass 3.00 kg) is sliding toward the east with speed VA and Block B (mass 5.00kg) is sliding toward the north with speed VB. After the collision block B is sliding toward the north with speed 2.00 m/s and block A is sliding with a speed of 6.00 m/s in a direction of 30.0° north of east, as shown in the sketch. What are the speeds VA and VB of the two blocks before the collision?

Ans. VA

Ans. VB

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the 2D Collisions concept. You can view video lessons to learn 2D Collisions. Or if you need more 2D Collisions practice, you can also practice 2D Collisions practice problems.

How long does this problem take to solve?

Our expert Physics tutor, Jeffery took 5 minutes and 5 seconds to solve this problem. You can follow their steps in the video explanation above.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Khmelenko's class at TAMU.