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Speed of Sound

If S denotes ...

Question

If S denotes sound energy, E denotes electrical energy, M denotes magnetic energy, the correct representation of recording and reproduction in an audio tape recorder is?

A

E

\to

M

\to

E

\to

S

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B

S

\to

E

\to

M

\to

E

\to

S

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C

E

\to

S

\to

M

\to

S

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D

S

\to

M

\to

E

\to

M

\to

S

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Solution

The correct option is B S $\to$ E $\to$ M $\to$ E $\to$ S
Correct representation of recording and reproduction in an audio tape recorder is :-
$S o u n d E n e r g y \to E l e c t r i c a l E n e r g y \to M a g n e t i c E n e r g y \to E l e c t r i c a l E n e r g y \to S o u n d E n e r g y$

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Similar questions

Q. Consider the following processes and respective energy change-

M (s) \to M (g) . . . . . (a)

M (s) \to M^{2 +} (g) + 2 e^{-} . . . . . (b)

M (g) \to M^{+} (g) + e^{-} . . . . . (c)

M^{+} (g) \to M^{2 +} (g) + e^{-} . . . . . (d)

M (g) \to M^{2 +} (g) + 2 e^{-} . . . . . (e)

Energy required to change

M (s)

M^{+} (g)

Q. Consider the following processes and respective energy change-

M (s) \to M (g) . . . . . (a)

M (s) \to M^{2 +} (g) + 2 e^{-} . . . . . (b)

M (g) \to M^{+} (g) + e^{-} . . . . . (c)

M^{+} (g) \to M^{2 +} (g) + e^{-} . . . . . (d)

M (g) \to M^{2 +} (g) + 2 e^{-} . . . . . (e)

Energy required to change

M (s)

M^{+} (g)

E, m, J and G denote energy, mass, angular momentum and gravitational constant respectively.

Then the dimensions of

$E, m, J$ and $G$ denote energy, mass, angular momentum and gravitational constant respectively.
Then the dimensions of $\frac{E J^{2}}{m^{5} G^{2}}$ are

E, M, J

G

denote energy, mass, angular momentum and gravitational constant respectively, then

\frac{E J^{2}}{M^{5} G^{2}}

has the dimensions of

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