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If 2 gm of NaOH is present is 200 ml of its solution, its molarity will be
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50%
(a) 0.25
34%
(b) 0.5
10%
(c) 5
7%
(d) 10
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If an electric dipole is kept in a uniform electric field then resultant electric force on it is :
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64%
(a) always zero
19%
(b) never zero
15%
(c) depend upon capacity of dipole
2%
(d) None
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The work done in rotating an electric dipole in an electric field:
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48%
(a) W = ME (1 – cos θ)
30%
(b) W = ME tan θ
9%
(c)W = ME sec θ
13%
(d) None
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How many chloride ions are surrounding sodium ion in sodium chloride crystal ?
Anonymous Quiz
41%
(a) 4
31%
(b) 8
21%
(c) 6
7%
(d) 12