Assertion: Concave mirror is used by dentists.
Reason: Concave mirror gives the dentist a magnified view of the tooth.

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

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

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If assertion is true but reason is false.

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If assertion is false but reason is true.

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Solution

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

When an object is placed between the focus and pole of a concave mirror, a magnified image of the object is formed. This property of the concave mirror is used by the dentist to see an enlarged image of the tooth.

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Similar questions

\to τ = \to r \times \to F b u t \to τ \neq \to F \times \to r .

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.

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

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

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