A 0.62-kg Slinky has 185 coils. When you and your friend stretch the Slinky by exerting a 2.0-N force on its ends, the separation between the adjacent coils is 7 cm. Determine the speed of the transverse wave on the Slinky.

The frequency and wavelength of a transverse wave on a string are 340 Hz and 0.70 m, respectively. The tension in the string is 310 N. What is the linear density of the string? Linear density = i

uniform TEM plane wave propagating in a medium has H = -6 e- cos(2n x 10't - Bz) âg + 2e"sin (2m x 10't – Bz)â, A/m. If the medium is characterized by 4=20, e=1, o=3 S/m. a. Is the medium a good or a poor conductor? Determine a and B. b. What is the characteristic impedance, n? c. Determine the E field.

A string of length L=0.420m is fixed at both ends. The speed of transverse waves on the string is v=378. m/s. 2. a.) For standing waves on this string what are the frequencies of the 1" through 4th harmonics? b.) For standing waves on this string what are the wavelengths of the 1t through 4 harmonics? c.) Sketch the envelope of oscillation for the 4th harmonic only. Mark nodes with the letter "N".

The wavelength of an ocean wave is 4.1 m. It is measured to be traveling at 4.5 m/s. What is the period of the ocean wave? Calculate the frequency of the 3rd overtone of a closed of a closed pipe which is 25.1 cm long.

Consider the sinusoidal traveling wave shown in the figure (this is a snapshot at a certain instant of time). Assume the wave travels at 1.0 m/s. a) What is the wave's amplitude? b) What is its wavenumber k? c) What is its angular velocity w? d) What is its period T? e) What is its frequency f?

2. A very narrow slit of width a = 2.50µm is illuminated with light of wavelength 1 = 540.0 nm and a diffraction pattern is observed on a screen D=1.25 m from the slit. At the screen, how far from the optical axis, y2 , is the second minimum that appears on а. either side of the central maximum? b. At the screen, how far from the optical axis, ymax is the furthest minimum that appears on either side of the central maximum?

A harmonic wave is traveling along a rope. It is observed that the oscillator that generates the wave completes 39.0 vibrations in 28.0 s. Also, a given maximum travels 425 cm along the rope in 15.0 s. What is the wavelength? cm Submit Answer

a° y(z,t) 1 d*y(x,t) Which of the following wave functions satisfies the wave equation? A.) y(x, t) = A cos(kæ + wt) B.) y(x, t) = A sin(kx +wt) C.) y(x, t) = A[cos(kæ) + cos(wt)] For any of the equations above that satisfy the wave equation what are the transverse velocity and acceleration of a particle at point x?

What are the parts of this traveling wave? y(x,t) = (9.00 m) sin( (6ñ m¯¹)x + (4ñ rad/s)t - n/8) 1. Is this wave transverse or longitudinal? 2. Which direction is the wave moving?