Two coils are at fixed locations. when coil 1 has no current and the current in coil 2 increases at the rate 17.8 a/s, the emf in coil 1 is 27.1 mv. (a) what is their mutual inductance? (b) when coil 2 has no current and coil 1 has a current of 4.00 a, what is the flux linkage in coil 2?

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.