Answer:
Explanation:
The resistance is given as
Where A IS Cross sectional area of wire
therefore resistivity \rho can be wrtten as
Putting all value to get resistivity value
This is the Doppler effect.
1. As the sound leaves the horn the sound waves are at first close to each other and as they move outwards they become further apart. The closer the sound waves are the louder the noise.
As the car gets the closer the sound waves get closer, so the horn becomes louder.
2. As the horn moves away, the sound waves become less frequent, causing the pitch to get lower.
Answer:
pleading
Explanation:
the first step in a lawsuit where parties pass their claims and their defenses. the plaintiff or the one complaining states the issue while the defendant states his answer on the complain and his defense
Answer: A
Explanation:
Isotopes of different elements differ by the number of neutrons inside the nucleus.
