Relate sunspots and prominences
What will be an ideal response?
Sunspots are magnetic poles, but the field lines extend upward between the spots; hydrogen atoms condense along these field lines and falls back toward the Sun, radiating red light as it cools off.
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In a parallel RLC circuit, where IR = IR, max sin(?t), the current through the inductor, IL, is
a. IL = ?IL, max sin(?t). b. IL = IL, max sin(?t). c. IL = ?IL, max cos(?t). d. IL = IL, max cos(?t). e. IL = IL, max tan(?t).
A 12.6-µF isolated capacitor is constructed with Teflon, having a dielectric constant of 2.1, between the plates. The capacitor is initially charged to 1.5 volts, and then the Teflon is removed
(a) How much excess charge was originally stored on the plates of the capacitor? (b) After removing the Teflon, what is the potential difference across the capacitor plates?
Nuclear radiation can be detected by using a __________
Fill in the blank(s) with correct word
The ______________ distance is used in calculating work
a. normal b. square of c. perpendicular d. parallel