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Galvanometer:
1. An electromechanical instrument, which is used to detect the presence of current in a circuit is known as galvanometer.
2. The major parts of a galvanometer are following.
a. U-shaped magnet whose north and south poles are made concave
b. Rectangular coil made by winding insulated copper wire on a non magnetic material.
c. A suspended strip to hold the coil.
d. Soft iron core
e. Spiral spring
f. Scale, pointer and a source of light.
I think it is same as the apex angle of the prism or the angle of the prism. since it decides the angle of deviation as i+e=D+A(angle of the prism),D=deviation.
The physical value which does not depend on any other physical quantity is known as a fundamental physical quantity like length; mass and time are known as fundamental units.
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what is the difference between a supplementary unit and fundamental unit
Specially designed diodes, which give out light radiations when forward biases. LED'S are made of GaAsp, Gap etc.
exampels
why wouldn''''t you be electrocuted if you walked under an electric transmission line during a rainstorm?
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There are two most popular types of PCB as under:- (a) SINGLE SIDED PCB (b) DOUBLE SIDED PCB (c) MULTI LAYERED P
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