ripple tank

i)A device to produce water waves and to study their characteristics is known as

• screw gauge

• ripple tank

• measuring cylinder

• wave container

ii)Speed of a wave in water depends on the

• depth of tank

• temperature

• depth of water

• none of the above

iii)if the Frequency of the wave is increased, the wavelength will _________ and wave speed will __________

• Increase, increase

• Increase, decreases

• Increase, remain the same.

• Decrease, remain the same.

The image given shows the frequencies of two waves A and B respectively, Which of the two waves depict a low frequency?

• A

• B