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Daily Question Banks for Engineering Entrance and Board Exams
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| Qod Archive |
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| Questions |
Physics |
Multiple Choice Question with Only One Choice Correct
Transformers are used in
(a) dc circuits alone
(b) ac circuits alone
(c) both ac and dc circuits
(d) integrated circuits |
Chemistry |
Multiple Choice Question
An acidic buffer solution can be prepared by mixing the solutions of
| (a) |
ammonium acetate and acetic acid |
(b) |
ammonium chloride and ammonium hydroxide |
| (c) |
sulphuric acid and sodium hydroxide |
(d) |
sodium chloride and sodium hydroxide |
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Mathematics |
| The chords of contact of the pair of tangents drawn from each point on the line 2x + y = 4 to the circle x2 + y2 = 1 pass through te point ........... . |
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