Auniform circular disc of mass m and radius a can rotate freely in a vertical plane about a fixed axis through its centre. a light string attached to a point on the rim is wrapped round the rim of the disc with part of the string left hanging vertically. find the angular velocity generated from rest when the string is pulled with a constant vertical force f for a time t
Answers: 2
Physics, 22.06.2019 00:30
Orange juice has a lower or higher viscosity than chocolate syrup
Answers: 2
Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
Answers: 1
Physics, 22.06.2019 06:30
If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.
Answers: 3
Physics, 22.06.2019 08:00
Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance
Answers: 3
Auniform circular disc of mass m and radius a can rotate freely in a vertical plane about a fixed ax...
Mathematics, 26.10.2020 23:10
Mathematics, 26.10.2020 23:10
English, 26.10.2020 23:10
Mathematics, 26.10.2020 23:10
Biology, 26.10.2020 23:10
Mathematics, 26.10.2020 23:10
Mathematics, 26.10.2020 23:10
History, 26.10.2020 23:10
Chemistry, 26.10.2020 23:10