From the conservation of energy:
PE = K.E
mBgH = (1/2)mBv02
An iron block with mass mB slides down a frictionless hill of height H. At the base of the hill, it collides with and sticks to a magnet with mass mM.
What is the speed v of the block and magnet immediately after the collision?
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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 Inelastic Collisions concept. You can view video lessons to learn Inelastic Collisions. Or if you need more Inelastic Collisions practice, you can also practice Inelastic Collisions practice problems.