Answer:
A mixture is a combination of two or more substances in which the identities of substances are retained. ... The mixture can be in the form of solutions, colloids and suspension. The mixture will have characteristics different from the parent material due to the combination of different kinds of materials.
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Nothing happens to the brightness of the light bulbs in the parallel circuit if the power supply is capable of supplying the additional current.
The frequency of sound waves goes up, so the pitch goes up as well. More frequent=higher pitched
The spontaneous transformation of an unstable atomic nucleus into a lighter one, in which radiation is released in the form of alpha particles, beta particles, gamma rays, and other particles. The rate of decay of radioactive substances such as carbon 14 or uranium is measured in terms of their half-life .
Answer:

Explanation:
= Permittivity of free space = 
c = Speed of light = 
= Wavelength = 0.3 m
T = Time period
f = Frequency
= Electric field
Intensity of electric field is given by

Magnetic field is given by





Magnetic field in the z direction is given by (x=0)

The magnetic field at the origin is 