Read the assertion and reason carefully to mark the correct option out of the options given below:
Assertion : Television signals are received through sky-wave propagation.
Reason : The ionosphere reflects electromagnetic waves of frequencies greater than a certain critical frequency.

If both assertion and reason are true and the reason is the correct explanation of the assertion.

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If both assertion and reason are true but reason is not the correct explanation of the assertion.

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If assertion is true but reason is false.

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If the assertion and reason both are false.

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If assertion is false but reason is true.

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Solution

The correct option is D If the assertion and reason both are false.
TV signals (frequency greater than 30 MHz) cannot be propagated through sky wave propagation.

Above critical frequency, an electromagnetic wave penetratates the ionosphere and is not reflected by it.

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Similar questions

Read the assertion and reason carefully to mark the correct option out of the options given below :

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

(d) If the assertion and reason both are false.

(e) If assertion is false but reason is true.

Assertion: Acetic acid does not undergo haloform reaction.

Reason: Acetic acid has no alpha hydrogens.

(a)

(b)

(c)

(d)

N a_{2} C r_{2} O_{7}

N a_{2} C r_{2} O_{7}

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