Your electromagnet will have a core of iron nail and a coil of magnet wire. Experiment 1: Make a simple electromagnet In this experiment you will make a simple electromagnet and then use a compass to identify the north and south poles of your electromagnet.his nail will be the core of your electromagnet. Leave one foot of the magnet wire and then start to wrap the wire over the masking tape on the nail. This will be the coil of your electromagnet. Continue wrapping the wire until about one foot wire remains unwrapped.
The ultimate objective of business intelligence is to improve the timeliness and quality of information. Timely and good quality information is like having a crystal ball that can give you an indication of what's the best course to take. The position of your firm as in comparison to its competitors.
Submitted 8 years 4 months ago by admin. An objective test is a test that has right or wrong answers and so can be marked objectively. It can be compared with a subjective test, which is evaluated by giving an opinion, usually based on agreed criteria. Objective tests are popular because they are easy to prepare and take, quick to mark, and provide a quantifiable and concrete result.