HELPPP WORTH A LOT OF POINTS !!! If the magnet inside the iron coil is at rest (no motion), the voltage induced in the
circuit is:
A. equal to the number of turns in the iron core.
B. equal to the current flowing in the wire.
C. equal to zero
D. equal to the external resistance in the circuit.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Question 1 (5 pts): what is the maximum distance for which you can you resolve the two individual headlights of an on-coming truck as two separate lights rather than one if the headlights are separated by 2.00 m and your eye has a diameter of 1.00 centimeter? assume a wavelength of 500 nm.

Ways that industry and agriculture use physical properties to separate substances