Students conducted a Young's experiment. Explain how pattern seen on the screen is created.
Light firstly goes through a single slit, this makes light coherent and monochromatic. Then, light diffracts on the double slit, undergoes superposition and constructively and destructively interferes creating pattern on the screen.
IO
Related Physics A Level answers
All answers ▸A crane is attached to one end of a steel girder, and lifts that end into the air. When the cable attached to the end of the girder is at 20 degrees to the vertical, the tension is 6.5kN. Calculate the horizontal and vertical components of this force.
A car is travelling at 10m/s when it brakes and decelerates at 2ms^-2 to a stop. How long does the car take to stop?
A photon has an energy of 1.0 MeV. Calculate the frequency associated with this photon energy. State an appropriate unit in your answer.
With the help of a suitably labelled graph, explain what is meant by resonance of a mechanical system.