Aball of mass 24.6 g is attached to a cord of length 0.434 m and rotates in a vertical circle. what is the minimum speed the ball must have at the top of the circle so the cord does not become slack? the acceleration of gravity is 9.8 m/s 2 . answer in units of m/s.
Answers: 1
Physics, 22.06.2019 08:40, kayleewoodard
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
Answers: 1
Physics, 22.06.2019 23:00, ccarman1432
The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?
Answers: 1
Aball of mass 24.6 g is attached to a cord of length 0.434 m and rotates in a vertical circle. what...
Mathematics, 02.03.2021 09:00
Mathematics, 02.03.2021 09:00
English, 02.03.2021 09:00