Consider a long, closely wound solenoid with 10,000 turns per meter. what current, in amperes, is needed in the solenoid to produce a magnetic field inside the solenoid, near its center, that is 104 times the earth’s magnetic field of 4.95 × 10-5 t?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.

Which of these is the best way to manage a natural resource