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636. After the Mauryas, the most important kingdom in Deccan and Central India was that of
A. Pallavas
B. Cholas
C. Satavahanas
D. Vakatakas
Explanation:
637. 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) : Weightlessness means zero gravity.Reason (R) : Zero gravity can be attained if the gravitational force of the earth is balanced by centrifugal force.
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:
638. 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) : In the case of NaCl, the equivalent conductance is directly proportional to the under root of its concentration.Reason (R) : Sodium chloride is completely ionised in aqueous medium.
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:
639. Money Bill can be introduced in
A. Lok Sabha only
B. Rajya Sabha only
C. Either Lok Sabha or Rajya Sabha
D. None of these
Explanation:
640. The Kaulinya system was introduced in Bengal by
A. Hemanta Sena
B. Ballala Sena
C. Lakshmana Sena
D. Vijaya Sena
Explanation: