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Daily Question Banks for Engineering Entrance and Board Exams

Qod Archive

Questions

Physics

Multiple Choice Question with Two or More Choices Correct
Two balls of different masses are dropped from the same point at the same time. If the air resistance is neglected and the value of g remains constant, which of the following statements are true?
(a) The heavier ball reaches the ground before the lighter one does
(b) Both balls reach the ground at the same time
(c) The heavier ball hits the ground with a higher speed
(d) Both balls reach the ground with the same speed

Chemistry

NO₂ is placed in a container at 1000 K with an initial pressure of 1.0 atm. At equilibrium the total pressure is 1.493 atm. Find K_p for the reaction.

Mathematics

Multiple-Choice Question
In triangle ABC, right-angled at C (Fig), tan A + tan B is equal to

(a)

a + b

(b)

c²/ab

(c)

a²/bc

(d)

b²/ac

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