The position of a particle is given by the expression x = 6.00 cos (6.00?t + ?/2), where x is in meters and t is in seconds. (a) Determine the frequency.  Hz (b) Determine period of the motion.  s (c) Determine the amplitude of the motion.  m (d) Determine the phase constant.  rad (e) Determine the position of the particle at t = 0.270 s.  m

1. An evacuated tube uses an accelerating voltage of 45 kV to accelerate electrons to hit a copper plate and produce x-rays. (a) Calculate the work done in accelerating a single electron through this potential difference. W = J (b) Calculate the change in PE of a single electron through this potential difference. ΔΡΕ J

Final Answer must be decimal or whole number only!!!

The motion of a body is described by the equation 3.40 sin (0.320лt) where t is in s and y is in m. (a) Find the amplitude. 3.4 m (b) Find the period. 19.63 s (c) Find the frequency. .160 Hz (d) Find the displacement at t = 3.00 s. 1.7884 m (e) Find the displacement at t = 30.0 s. .1708 m X

Write a CER to report the relationship between the spring constant and the mass of a oscillation based on a graph.

The position of a particle is given by the expression x = 6.00 cos (4.00nt + 2π/5), where x is in meters and t is in seconds. (a) Determine the frequency. Hz (b) Determine period of the motion. S (c) Determine the amplitude of the motion. m (d) Determine the phase constant. rad (e) Determine the position of the particle at t = 0.350 s. m

The human eardrum responds to sound by vibrating. If the eardrum moves in simple harmonic motion at a frequency of 2.88 kHz and an amplitude of 0.132 nm, what is its maximum speed of vibration?  in.  μm/s

The motion of a body is described by the equation y = 2.10 sin (0.170πt), where t is in s and y is in m. a. Find the amplitude b. Find the period  c. Find the angular frequency

An elephant has legs that stretch 2.30 m from its shoulders to the ground. How much time is required for one leg to swing forward after completing a stride? What would you predict for this elephant's stride frequency? That is, how many steps per minute will the elephant take?

A mass mm at the end of a spring oscillates with a frequency of 0.86 HzHz . When an additional 780 gg mass is added to mm, the frequency is 0.63 HzHz .What is the value of m?