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Daily Question Banks for Engineering Entrance and Board Exams
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| Questions |
Physics |
Multiple Choice Question with Only One Choice Correct
A metallic sphere of diameter D has a cavity of diameter d at its centre. If the sphere is heated, the diameter of the cavity will
(a) decrease
(b) increase
(c) remain unchanged
(d) decrease if d < D/2 and increase if d > D/2 |
Chemistry |
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One gram of an alloy of magnesium and aluminium reacts with excess of hydrochloric acid. The hydrogen collected was found to occupy a volume of 1.2 L at 699 mmHg and 273 K. Calculate the mass composition of the alloy.
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Mathematics |
| Find the equation of the normal to curve x2 = 4y which passes through the point (1, 2). |
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