AP Physics 1mediummcq1 pt
A ball released from height h rolls (no slipping) down a ramp. Its translational speed at the bottom is
A.less than √(2gh)
B.√(2gh)
C.greater than √(2gh)
D.zero
Explanation
Core Concept
Some gravitational energy becomes rotation, so less remains for translation.
Correct Answer
Aless than √(2gh)
More Unit 7: Torque and Rotational Motion practice questions
- easyFor a rotating system, angular momentum remains constant under which condition?
- mediumA 0.60 kg ball swings in a circle of radius 0.50 m with period 0.40 s (π ≈ 3.14). Its angular momentum about the center is about
- mediumA 2.0 kg mass on a 1.0 m string is whirled so its angular momentum is 8.0 kg·m²/s. Its speed is
- easyFor rolling without slipping, the point of contact with the ground is
- hardA cylinder rolls down a ramp from height 1.8 m (I = ½mr², g = 10 m/s²). Its speed at the bottom is about
Practice more AP Physics 1 questions with full explanations
Practice Unit 7: Torque and Rotational Motion Questions →