Achild is sitting on the seat of a swing with ropes 5 m long. her father pulls the swing back until the ropes make a 30o angle with the vertical and then releases the swing. if air resistance is neglected, what is the speed of the child at the bottom of the arc of the swing when the ropes are vertical?
Answers: 1
Physics, 22.06.2019 16:00, 6FOOT
The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.
Answers: 2
Physics, 22.06.2019 17:40, swaggirllely36
Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.
Answers: 2
Physics, 22.06.2019 18:00, NotYourStudent
Which of the following is not a physical property of mattera. melting pointb. heat of combustionc. viscosityd. boiling point
Answers: 1
Physics, 22.06.2019 18:00, Messidapro2687
Find the mass by adding the numbers from the three sliders
Answers: 1
Achild is sitting on the seat of a swing with ropes 5 m long. her father pulls the swing back until...
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