CBSE Class 12 Physics Current Electricity Online Test Set B

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Question 1

Question

Which of the following statements is false ?

	Answer
	Kirchhoff's second law represents energy conservation
	A rheostat can be used as a potential divider
	Wheatstone bridge is the most sensitive when all the four resistances are of the same order of magnitude
	In a balanced wheatstone bridge if the cell and the galvanometer are exchanged, the null point is disturbed.