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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
Two charges are placed at certain distance apart in air. When a metallic sheet is placed between them, the electrostatic force between them will
| (a) |
decrease |
(b) |
increase |
| (c) |
remain unchanged |
(d) |
become zero |
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Chemistry |
Multiple Choice Question
Chlorine acts as a bleaching agent only in presence of
| (a) |
dry air |
(b) |
moisture |
(c) |
sunlight |
(d) |
pure oxygen |
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Mathematics |
| Let x and y be two real variables such that x > 0 and xy = 1. Find the minimum value of x + y. |
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