Two piano strings are simultaneously played – their mass and length are identical, but the tensions differ. If the first string resonates with a fundamental frequency of 330 Hz, and its tension is 1.2% greater than that of the second string, what is the fundamental frequency of the second string?
A. 328 Hz
B. 326 Hz
C. 336 Hz
D. 334 Hz
A. 328 Hz
Physics & Space Science
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A bar magnet passes through a circular loop of wire as shown below. At the instant that the middle of the magnet passes through the loop, the induced current ( as seen from the coil # 2) is
A. ccw and increasing.
B. cw and decreasing.
C. cw and increasing.
D. zero.
Physics & Space Science
A series circuit consists of three identical lamps connected to a battery as shown in Figure OQ28.15. The switch S, originally open, is closed. What happens to the current in the battery?
More massive stars are able to form in a ________ time than less massive stars
Fill in the blank(s) with correct word
Physics & Space Science
Physicists find that the energy states of atoms are
A) discrete. B) circular. C) elliptical. D) chaotic.
Physics & Space Science