Asquare, single-turn coil 0.132 m on a side is placed with its plane perpendicular to a constant magnetic field. an emf of 27.1 mv is induced in the winding while the area of the coil decreases at a rate of 0.0785 m2 /s. what is the magnitude of the magnetic field? answer in units of t.

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 system of units is used by only a small number of countries in the world, including the u.s.

Asimple electrochemical cell contains two electrodes.