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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 |
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A metallic sphere of diameter 2 cm is coated with lamp black and is maintained at a temperature of 927 oC. Calculate the rate at which energy is radiated from its surface, assuming that it is a perfect radiator. |
Chemistry |
True or False :
Silver fluoride is fairly soluble in water.
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Mathematics |
Multiple Choice Question
Three distinct numbers are selected from first 150 natural numbers. The probability all the three numbers are divisible both by 3 and 5 is
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1/33 |
(b) |
1/35 |
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1/49 |
(d) |
none of these |
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