The magnetic flux through a coil of wire containing two loops changes at a constant rate from -32 Wb to 70 Wb in 0.72 s. What is the magnitude of the emf induced in the coil?

Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of