Which statement best describes the energy of the two airplanes? Airplane W has a greater kinetic energy than Airplane X The two airplanes have the same gravitational potential energy, but different kinetic energies. Airplane X has more gravitational potential energy than Airplane W. The two airplanes have the same kinetic energy but different gravitational potential energies. ...

Most energy in an ecosystem comes originally from_

Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules