5) Which one of the glowing magnetic field gives the largest magnitude? A: the field 2 cm away from a long, straight wire carrying a current of 3 A B: the field at the center of a flat, compact, circular coil, 2 cm in radius, with 10 turns, carrying a current of 0.3 A C: the field at the center of a solenoid 2 cm in radius and 200 cm long, with 1000 turns, carrying a current of 0.3A D: the field at the center of a long, straight, metal bar, 2 cm in radius, carrying a current of 300 A E: a field of 1 mT

In an American literature class, the students are assigned the task of carrying out a research to find out the current studies on William Faulkner’s “A Rose for Emily”, and writing a literature review on it. So what kind of research will it be?

β is the ratio of _____. A: collector current to emitter current B: base current to collector current C: collector current to base current D: emitter current to collector current

Father came back, _______ a bag of money on his left shoulder. A: carrying B: he was carrying C: and carrying D: all the above

What creates a magnetic field? More than one answer may be correct. ( ) A: a stationary object with electric charge B: a charged capacitor disconnected from a battery and at rest C: a stationary conductor carrying electric current D: a difference in electric potential

The magnitude of the magnetic field at the position P with a distance r to the wire carrying a current I is given by A: [img=28x44]180356bfcf0ff2d.png[/img] B: [img=26x44]180356bfd720fd5.png[/img] C: [img=26x44]180356bfdf93756.png[/img] D: [img=28x44]180356bfe89768c.png[/img]

The current ratio is measured as: A: current assets minus current liabilities. B: current assets divided by current liabilities. C: current liabilities minus inventory, divided by current assets. D: cash on hand divided by current liabilities. E: current liabilities divided by current assets.

1. What creates a magnetic field? More than one answer may be correct. A: a stationary object with electric charge B: a stationary conductor carrying electric current C: a difference in electric potential D: a charged capacitor disconnected from a battery and at rest

The quick ratio is measured as: A: current assets divided by current liabilities. B: cash on hand plus current liabilities, divided by current assets. C: current liabilities divided by current assets, plus inventory. D: current assets minus inventory, divided by current liabilities. E: current assets minus inventory minus current liabilities.

What creates a magnetic field? More than one answer may be correct. A: a<br/>stationary object with electric charge B: a stationary conductor carrying electric current C: a<br/>difference in electric potential D: a<br/>charged capacitor disconnected from a battery and at rest