Physics, 29.06.2019 14:00 frankcaroccio0203
Select the correct answer. when a pendulum is held high and taut and then is released, the pendulum begins to swing. what’s the correct order of the energy transformations in this example? (pe stands for potential energy.) a. gravitational pe → elastic pe → thermal energy b. gravitational pe → kinetic energy → thermal energy c. kinetic energy → elastic pe → thermal energy d. kinetic energy → gravitational pe → thermal energy e. thermal energy → gravitational pe → kinetic energy
Answers: 1
Physics, 21.06.2019 19:30
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
Answers: 3
Physics, 21.06.2019 21:00
Amarble, a bowling ball, a basketball, and a baseball are rolling across the floor at 10 m/s. which one has the greatest kinetic energy? the marble the bowling ball the basketball the baseball
Answers: 1
Physics, 22.06.2019 10:00
The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
Select the correct answer. when a pendulum is held high and taut and then is released, the pendulum...
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