Daily Question Banks for Engineering Entrance and Board Exams

Questions

Physics

Multiple Choice Question with Two or More Choices Correct
The force on a charged particle moving with a velocity v in a magnetic field B is
(a) perpendicular to both v and B
(b) maximum if v is perpendicular to B
(c) maximum if v is parallel to B
(d) zero if v is parallel to B

Chemistry

Multiple Choice Question
The colour of anhydrous ferric chloride is
(a) white (b) blue (c) green (d) deep red

Mathematics

If f(x) = x|x|, the set of points where f(x) is twice differentiable is ............ .
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