[填空题]
The length of a simpa em;a+r cr7q,le pendulum is 0.760 m, the pendulum bob (vh zp uz6)0ij3 (sdqvhas a mass of 365 grams, and it is releasd3( p6(ij0 z )vvhquszed 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