0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Question

Assertion :The light travelling from air to glass can suffer total internal reflection Reason: Air is denser than glass.
  1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  3. Assertion is correct but Reason is incorrect
  4. Both Assertion and Reason are incorrect

A
Both Assertion and Reason are incorrect
B
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
C
Assertion is correct but Reason is incorrect
D
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Solution
Verified by Toppr

The correct option is D Both Assertion and Reason are incorrect
Only a ray travelling from denser to rarer medium will go through total internal reflection. Air is rare than glass.
sinC=n1n2 , where C is critical angle and n2 is refractive index for denser medium and n1 is of rarer medium.
Both Assertion and Reason are incorrect..

Was this answer helpful?
0
Similar Questions
Q1
Assertion: The compressibility factor for H2​ and He is (1+PbRT)
Reason: The compressibility factor for H2​ and He can be derived from Van der Waal's equation.
View Solution
Q2

Assertion – The non-fusible impurities present in iron ore are removed by CaCO3 .

Reason: CaCO3 which decomposes into CaO and CO2. The CaO formed reacts with SiO2 to remove silica


View Solution
Q3

ASSERTION: n-Pentane and n-Hexane belong to a homologous series.

REASON: n-Pentane and n-Hexane belong to the same class of hydrocarbons and they differ by a - CH2 - group.


View Solution
Q4
Assertion
If BOD level of water in reservoir is less than 5 ppm it is not polluted.

Reason
High biological oxygen demand means low activity of bacteria in water.
View Solution
Q5

Assertion (A) Order of the reaction can be zero or fractional.

Reason (R) We cannot determine order from balanced chemical equation.

(a) Both assertion and reason are correct and the reason is correct explanation of assertion
(b) Both assertion and reason are correct, but reason does not explain assertion.
(c) Assertion is correct, but reason is incorrect
(d) Both assertion and reason are incorrect
(e) Assertion is incorrect but reason is correct.

View Solution