subject
Physics, 05.05.2020 08:07 alialoydd

1 point
An engineer built a device out of a bicycle. When he pedals the bicycle it
causes a magnet to spin in a coil of wire and lights a lightbulb. What type of
device did he build?*
1.Generator
2.Motor
3.Electromagnet

ansver
Answers: 1

Another question on Physics

question
Physics, 22.06.2019 02:00
The motor m applies a time-varying force of f (200 t) n, where t is in seconds. box b with mass 200 kg starts from rest, and the coefficients of kinetic and static friction are 0.2 and us 0.3 the acceleration due to gravity is g 9.8 m/s2 b 300 a) find the time ' when the box starts to move. b) calculate the speed of the crate at 3 s c) calculate the power delivered by the motor at t 3 s
Answers: 3
question
Physics, 22.06.2019 16:30
Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same
Answers: 1
question
Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 2
question
Physics, 22.06.2019 20:50
Asquare 1m x 1m plate is shown below. all four of its edges are kept at 0 co. at t=0the temperature distribution is given by: y xtsins n75)=.a) using separation of variables determine the temperature distribution t(x,y,t)along the plate at any time t.b) discretize the heat conduction equation +=22222 txtusing a second-order centered difference scheme for the two second derivatives and a first-order forward euler scheme for the first derivative. using von neumann stability analysis, determine the stability criterion for the proposed discretization scheme in terms of , hand t. solve for the maximum allowable time step tmax
Answers: 1
You know the right answer?
1 point
An engineer built a device out of a bicycle. When he pedals the bicycle it
cause...
Questions
question
Computers and Technology, 28.04.2021 03:10
question
Mathematics, 28.04.2021 03:10
Questions on the website: 13722363