I WILL GIVE crown What device is used to send alternating current from one electric circuit to another by induction?

an electromagnet

an induced magnet

A transformer

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

Which of the following is not am example of a polymer? protein nylon kevlar concreta

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx