Question

Question2: Answer the following questions in one word. [4]

1.Geometrical center of a spherical mirror is known as-------

2.A sound of single frequency is called--------

3.Work done moving a charge from one electrode to another electrode is called------

4.The wave in which vibration of particles about their mean position is in the direction of

propagation of wave is called-----

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Answer 1

Explanation:

Explanation:Answer in full explanation:-----------------------------------------

1)Pole of the mirror. It is the geometrical centre of the spherical mirror

2)A sound of single frequency is called a tone.

3)The work done by an electric force is propotional to the amount of the moved charge and proportional to the difference of potentials between the starting point and the destination

4) Transverse wave

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