Note- The question 17-20 consists of an Assertion and a Reason. Use the following key to choose the appropriate answer.
(a) Assertion and reason both are correct statements and reason is correct explanation for assertion.
(b) Assertion and reason both are correct statements and reason is not correct explanation for assertion.
(c) Assertion is a correct statement but reason is wrong statement.
(d) Assertion is a wrong statement but reason is correct statement.
Assertion (A): The ceilings of concert halls and conference halls are curved.
Reason (R): So that sound reaches all parts of the hall after reflection from curved ceilings.
(a) Assertion and reason both are correct statements and reason is correct explanation for assertion.
(b) Assertion and reason both are correct statements and reason is not correct explanation for assertion.
(c) Assertion is a correct statement but reason is wrong statement.
(d) Assertion is a wrong statement but reason is correct statement.
(a) Assertion and reason both are correct statements and reason is correct explanation for assertion.
(b) Assertion and reason both are correct statements and reason is not correct explanation for assertion.
(c) Assertion is a correct statement but reason is wrong statement.
(d) Assertion is a wrong statement but reason is correct statement.