A pendulum is made with a 4.00 kg mass suspended at the end of a 75.0 cm thin rod. The period of the small motion simple harmonic motion is
A. 2.45 sec.
B. 2.01 sec.
C. 1.74 sec.
D. 1.33 sec.
E. 1.04 sec.
C. 1.74 sec.
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Equilibrium: A very light wire is used to hang a series of 8.0-kg bricks. This wire will break if the tension in it exceeds 450 N. The bricks are hung one below the other from a hook in the ceiling using this wire, as shown in the figure.(a) How many whole bricks can be hung without breaking the wire?(b) If you add one more brick to the number found in part (a), which string will break?
What will be an ideal response?
As predicted by general relativity, time runs slightly slower at the peak of Mount Everest than it does at sea level
Indicate whether the statement is true or false
The superposition of two waves
?
and
?
at the location x = 0 in space results in
A. beats at a beat frequency of 3 Hz. B. a pure tone at a frequency of 153 Hz. C. a pure tone at a frequency of 156 Hz. D. beats at a beat frequency of 6 Hz. E. beats at a frequency of 156 Hz.
The deepest depression found on the surface of Mars is the
A) Caloris basin. B) Hellas Basin. C) Valles Marineris rift. D) Mare Crisium. E) Mariana Trench.