Q1 a 100-kg teflon disk is slid down a 500-m steel plate

Reference no: EM13351115

Q1. A 1.00-kg Teflon disk is slid down a 5.00-m steel plate that is mounted at a 30 degree angle with respect to horizon, preliminary from rest, the disk is released from the top of the steel plate. How long does it take for the disk to reach the bottom, and what is its final velocity? (Do not abandon friction)

Q2. A 0.230- coffee cup at 19 is filled with 0.240 of brewed coffee at 97. The cup and the coffee come to thermal equilibrium at 79.If no heat is lost to the environment, what is specific heat of the cup material?

Q3. The mass of the earth is 5.98x10^24 and the mass of the moon is 7.36x10^22 kg. The distance of separation, measured between their centers, is 3.84x10^8. Place the center of mass of the earth-moon system as measured from the center of the earth.

Reference no: EM13351115

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