Which of the following would create voltage in a coil of wire?

a. Spinning a coil of wire in a magnetic field

b. Spinning a magnet in coil of wire

c. Sliding a magnet back and forth in a coil of wire

D. All of The Above

If we increase the amount of work and all other factors remain the same the amount of power will

Nitrogen has five valence electrons. What is the correct lewis structure for nitrogen?

A series RLC circuit containing a resistance of 12Ω, an inductance of 0.15H and a capacitor of 100uF are connected in series across a 100V, 50Hz supply. Calculate the total circuit impedance, the circuit's current, and the power factor.

Consider four different types of electromagnetic radiation: microwaves, infrared, ultraviolet, and X-rays. Arrange the types of radiation from the lowest to the highest frequency, and from the highest to the lowest energy.

Water from a fire hose is directed horizontally against a wall at a rate of 41.0 kg/s and a speed of 18.4 m/s. Calculate the magnitude of the force exerted on the wall, assuming the water's horizontal momentum is reduced to zero.

Which is a branch of Earth science? physics ecology chemistry geology

A 6,600 kg train car moving at + 2.0 m/s bumps into and locks together with one of mass 5,400 kg moving at - 3.0 m/s. What is their final velocity? A.) - 1.0 m/s B.) + 2.5 m/s C.) - 0.25 m/s D.) + 0.50 m/s

Why does matter absorb sound energy?

What is the speed of a wave if the wave length is 100 m and the period is 20 s? A. 80 m/s B. 120 m/s C. 2,000 m/s D. 5 m/s

Which best explains why magnets can push on or pull other magnets without touching them? North poles always attract each other, and south poles always force each other away.