Ripple tank required practical

Question 1

How to set up ripple tank practical, what equipment is required?

Answer 1

Set up equipment being- a power supply next to the shallow water, a motor on the side of the water but in the water placed on a wooden rod, a lamp above the water.
Underneath the shallow water, a white sheet of paper and a metre ruler to the side of the paper.

Question 2

What are the instructions to the ripple tank practical

Answer 2

-Set the equipment up
-adjust the height of the wood rod so that it just touches the surface of the water
-switch the lamp and motor on, adjusting the frequency to a low setting - creating waves

Question 3

How do you find the wavelength of waves in a ripple tank

Answer 3

Measure the length of a number of waves then divide by that number of waves, it may be accurate to take a photo and work from this,

Question 4

How do you find the frequency of waves in a ripple tank

Answer 4

Count the number of waves passing a point in ten seconds then divide by 10

Question 5

How do you work out the wave speed in a ripple tank

Answer 5

Wave speed = frequency x wavelength

Question 6

What are risks/hazards to the ripple tank practical

Answer 6

Electrical components near the water can shock and damage components or people

Question 7

What are control measures in the ripple tank practical

Answer 7

Secure electrical components before adding water taking care not to splash