Question #09177 - Socratic
The speed of the wave is 208(mm)/s The wavelength lamda is 13mm and the frequency f is 16hz. Remember the wavelength is a measure of one cycle of the wave. Then the 13mm wavelength …
Ratios problem? - Socratic
Explanation: #"using the following formula for average speed"# #• " speed "="distance"/"time"# #color (blue)"Olivia"# #"speed "= (2 2/5)/ (2/3)#
Question #380e9 - Socratic
The frequency is 680 Hz. The first method I will show you relies on your understanding of waves, but saves you from memorizing the wave speed, wavelength, frequency formula.
Thanos has his spaceship in a circular orbit around the ... - Socratic
The spaceship will travel "38090 km" in "5 hours". We first need to determine the circumference of the circular orbit. The sum of the radius of the earth and the distance above the earth is the …
Calculations with wavelength and frequency - Socratic
What is the speed of a visible light wave if the wavelength is #4 * 10^-7# #m# and frequency #7.5 * 10^14# #Hz#? What happens to the speed of a wave if the wavelength decreases and …
A solid disk with a radius of #8 m# and mass of #8 kg# is
Determine the formula using the above givens P is the power applied, P=tau omega Therefore, the formula for torque is tau=P"/"omega Angular speed, omega=f*2pi=6*2pi=12pi Step 3.
A car moves from town J to town K at a speed of 78 km/h for
Aug 15, 2017 · A car moves from town J to town K at a speed of 78 km/h for 2.2 hours. What is the total distance, in km from town J to town K? Algebra
What is the kinetic energy of a 9 kg skateboard that is ... - Socratic
112.5J Kinetic energy is expressed in the formula of KE=1/2mv^2 m is the mass of the object in kilograms v is the speed of the object in m"/"s^2 KE=1/2*9*5^2J KE=4.5*25J KE=112.5J So, …
What should I look at? What formula do I use? How should I
Use the formula s = s_i + u*t + 1/2*a*t^2 Why does this formula have the s_i term? That is not usually part of it because usually the starting point is at the origin of the reference system. 0 = …
A photon of wavelength 100mm acts as a mass of? My text book …
A photon of wavelength 100mm acts as a mass of? My text book gives the answer 2.21×10^-41. but a photon can't have mass because when an object travels with speed of light it's mass …