Physics, 30.12.2020 15:30 gnarlyjordan
A 0.9 kg ball attached to a cord is whirled in a vertical circle of radius 2.5 m. Find the minimum speed needed at the top of the circle so that the cord remains taut and the ball’s path remains circular.
Answers: 1
Physics, 21.06.2019 12:40, lovebug7685
Which of the following energy forms are invovled in a nuclear power plant ? heat ,sound , electrical , nuclear ,mechanical
Answers: 1
Physics, 22.06.2019 09:00, reyesortiz6955
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
Physics, 22.06.2019 17:40, RayshawnBoulware
A15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°c to 175°c. what is the specific heat capacity of iron?
Answers: 1
Physics, 22.06.2019 22:00, skylergibbons01
What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane
Answers: 3
A 0.9 kg ball attached to a cord is whirled in a vertical circle of radius 2.5 m. Find the minimum s...
Biology, 23.10.2019 17:00
Health, 23.10.2019 17:00
Mathematics, 23.10.2019 17:00