A current in a secondary coil is induced only if:

The primary coil carries a steady current.

The magnetic field is in motion with respect to the coil.

The magnetic field is perpendicular to the conductor.

The primary coil contains more turns.

What happens if you take condensation out the water cycle?

A pulley of diameter 49.0 in revolves at 1860 rpm. What is the diameter of a second pulley, in inches, if it rotates at 620 rpm?

Rank in order, from largest to smallest, the values of the resistances r1 tor3.

An initially stationary electron is accelerated by a uniform 640 N/C Electric Field. a) Calculate the kinetic energy of the electron after it has traveled 15 cm in a direction parallel to this field.

What is transferred when a wave hits the beach

3. Applying Concepts Explain why a canoe that has hollow, water- tight compartments on its ends won't sink, even if it is capsized.

If two forces of equal magnitude act on an object that is hinged at a pivot, the force acting farther from the pivot must produce the greater torque about the pivot. A) true B) false C) unable to decide without knowing the shape of the object

Standard voltage for electrical circuits in the United States is 120 volts. Is this the standard voltage in other countries?

An astronaut on the planet Trappist-1b tosses a rock horizontally with a speed of 7.95m/s. The rock falls through a vertical distance of 2.35m and lands horizontal distance of 9.57m from the astronaut.

Whicg of the following is not a force that would act on a bicycle as it moves down a street gravity air resistance fluid friction sliding friction