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Assertion: Sky appears blue colour. Re...

Assertion: Sky appears blue colour.
Reason: Colloidal particles of dust scatter blue light.

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 and the reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
A
The sky appears blue because the colloidal particles of dust,dirt in air scatter blue light to the maximum extent. Here both assertion and reason are correct and reason is the correct explanation of assertion.
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Knowledge Check

  • Assertion: Sky appears blue in colour. Reason: Colloidal particles od dust scatter blue light.

    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
    C
    If assertion is true but reason is false.
    D
    If the assertion and reason both are false.

  • each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: Sky appears blue in colour. STATEMENT-2: Colloidal particles of dust along with water suspended in air scatter blue light.

    A
    if both the statement are TRUE and STATEMENT -2 is the correct explanation of STATEMENT - 1
    B
    If both the statement are STATEMENT -2 is NOT the correct explanation of STATEMENT -1
    C
    If STATEMENT -1 is TRUE and STATEMENT is FALSE
    D
    If STATEMENT -1 is FALSE and STATEMENT -2 is TRUE

  • The sky appears blue because

    A
    red light is absorbed
    B
    blue light is absorbed
    C
    blue light is scattered the most
    D
    it is natural colour