Fringes in the center of the pattern
A parallel beam of light from a He-Ne laser, with a wavelength of 652 nm, falls on two very narrow slits 0.050 mm apart. How far apart are the fringes in the center of the pattern on a screen 2.7 m away?
Expected delivery within 24 Hours
In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 33 m/s (around 70 mi/h) in a time of 6.7 s. The mass of the car and riders is 4400 kg. Find the average net force exerted on
The most rapid landscape solution occurs in ________ areas.
A 13.0 kg box slides 4.0 m down a frictionless ramp then collides with a spring whose spring constant is 160 N/m. What is the maximum compression of the spring?
Six pendulums of mass m and length k as shown are released from rest at the same angle from vertical. Rank the pendulums according to the number of complete cycles of motion each pendulum goes through per minute.
When a 58-g tennis ball is served, it accelerates from rest to a speed of 47 m/s. The impact with the racket gives the ball a constant acceleration over a distance of 38 cm. What is the magnitude of the net force acting on the ball?
A simple harmonic oscillator consists of a block of mass 4.80 kg attached to a spring of spring constant 60 N/m. When t = 4.00 s, the position and velocity of the block are x = 0.129 m and v = 3.415 m/s.
Describe four (4) challenges public managers must consider in implementing a public personnel evaluation system.
If you looked at an incandescent light bulb and a neon sign through a diffraction grating, describe the differences you would observe in the spectra. Explain your reasoning.
1953923
Questions Asked
3,689
Active Tutors
1412994
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
As you have learned from your reading and resources this week, culture profoundly affects teaching and learning.
This week's discussion is designed to help you create a glossary for yourself. Save this glossary for your future work.
Instructions: Study the module resources to complete this assignment. 1. Identify a person to perform an interview about a historical event.
Structure your essay into four main sections, one for each model and one for the comparison: a. Introduction: Briefly present Salvador Minuchin's and Virginia
Search the internet for recent news related to protests from anywhere in the world. (It is better if you find something local to you.
1. Mention and explain the six considerations for oral history practice. 2. If you could interview a famous personality, which one should you select?
1. An overview of the ethical principles and standards in research and publication. 2. A discussion of the importance of these principles and standards