The roar of a tiger in a zoo can be heard by visitors at the entrance, even though the tiger can not be seen because there is a hill in the way. Name and explain this effect.
This effect is called diffraction. This occurs when waves spread over obstacles or through gaps.
MC
Related Physics A Level answers
All answers ▸When 0.81 m of a wire with cross-sectional area of 3.1*10^-11 m^2 is connected across a 2 V battery a current of 1.6 A flows in the wire. Find the resistivity of the material of the wire.
Explain Newton’s law of Gravitation
A projectile is launched with a speed of 10m/s at an angle 30 degrees from the positive x axis. What is the range of the projectile?
Why does a body engaged in uniform circular motion do no work?