Explanation:
A point charge is a model that represents a charge as acting uniformly on its surroundings. The characteristics of a point charge are as follows :
- Electric field lines are outwards if the charge is positive.
- Electric field lines are inwards if the charge is negative.
- If the distance from the point charge increase, the magnitude of the electric field decreases and vice versa.
Yes.
Take the compound glucose.
C6H12O6 is its formula, and when combined with O2 (oxygen gas), it breaks down into carbon dioxide and water, which are simpler substances. Also, compounds can be broken down into distinguishable elements, which are the simplest unit.
It was super heated to turn in to a liquid
The frequency of oscillation is
.
<h3>What is a magnetic moment?</h3>
The magnetic moment is the magnetism of a magnet or other item that creates a magnetic field, as well as its orientation and strength. Electromagnets, permanent magnets, elementary particles like electrons, different compounds, and a variety of celestial objects are examples of things that have magnetic moments (such as many planets, some moons, stars, etc). The phrase "magnetic moment" typically refers to a system's magnetic dipole moment, which can be represented by an analogous magnetic dipole, which has a magnetic north and south pole that are barely separated from one another. For sufficiently small magnets or at sufficiently wide distances, the magnetic dipole component is adequate. For extended objects, additional terms may be required in addition to the dipole moment, such as the magnetic quadrupole moment.



By Comparing the above equation with the SHM equation


Frequency = 
=
=
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Answer:
F = 7.143 kN
Explanation:
given,
time taken to apply break = 1.05 s
car slows down from 15 m/s to 9 m/s
mass of the car = 1250 Kg
force is equal to the change in momentum with respect to time.




F = -7142.85 N
F = - 7.143 kN
Force is acting opposite direction of velocity of car i.e. the sign is negative.