The 2 applications of electrostatic induction are:
1-Photocopier
2-Spray Painting
Answer:
the nucleus-containing central part of a neuron exclusive of its axons and dendrites that is the major structural element of the gray matter of the brain and spinal cord, the ganglia, and the retina. — called also perikaryon, soma.
Answer:
<h3>sound waves enter the ear canal and cause the ear drum vibrate </h3>
vibration pass through 3 connected bones in the middle ear. this motion set FUILD MOVING bends thousands of delicate hair-like cells which convert the vibrations into NERVE IMPULSES.
Answer:
12.64968 Hz
Explanation:
v = Velocity of sound in seawater = 1522 m/s
u = Velocity of dolphin = 7.2 m/s
f' = Actual frequency = 2674 Hz
From Doppler effect we get the relation

The frequency that will be received is 2661.35032 Hz
The difference in the frequency will be
