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371. Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ? Assertion (A) : Water kept in earthern pots gets cooled in summer.Reason ® : Evaporation causes cooling.
A. Both A and R are true but R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
372. Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ?Assertion (A) : Rice can be cooked faster in a pressure cooker.Reason (R) : High pressure of steam inside increases the boiling point of water in the pressure cooker.
A. Both A and R are true but R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
373. Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ? 1. Assertion (A) : In a circuit, an ammeter is always connected in series and a voltmeter always in parallel. 2. Reason (R) : The resistance of ammeter is high and that of voltmeter is low.
A. Both A and R are true but R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
374. Ozone attacks
A. glass
B. mercury and silver
C. copper
D. None of these
Explanation:
375. Given below are two statements, labelled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ?Assertion (A) : The escape velocity from the surface of the Moon is less than that from the Earths surface.Reason (R) : The Moon has no atmosphere.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
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