[填空题]
The length of a simple pendulum is 0.760 8f 3d fj6+cynhm, the/ls o+qf p1o5d :fucc/ pendulum bob has a mass of 365 grams, and it is releaseo+q:pfod c /fu/5s 1cld at an angle of 12.0 $^{\circ} $ to the vertical.
(a) With what frequency does it vibrate? Assume SHM. $\approx$ Hz(round to three decimal place)
(b) What is the pendulum bob’s speed when it passes through the lowest point of the swing? m/s
(c) What is the total energy stored in this oscillation, assuming no losses? J