# JEE Question Paper 2012

JEE Question Paper 2012.

Joint Entrance Examination (JEE) Admission to Undergraduate Engineering Programs at NITs, IIITs, Has been Conducted By IITs For the admission in Engineering Courses This JEE 2012 examination is the procedure to get the admission in MBA

JEE 2012 Question Paper having Physics, Chemistry, Mathematics. This JEE 2012 Question will help all the students for their exam preparation, here the question type is MCQ i.e multiple choice question answers, if this JEE 2012 question paper in pdf file for IIT JEE you can download it in FREE, if Joint Entrance Examination (JEE) 2012 paper in text for JEE you can download JEE 2012 page also just Go to menu bar, Click on File->then Save.

## JEE Question Paper 2012.

JEE 2012 Question paper Free Download PDF is available in www.oldquestionpapers.net which has been provided by many students this Joint Entrance Examination i.e. JEE 2012 paper is available for all the students in FREE and also IITJEE 2012 question paper fully solved i.e with answer keys and solution.

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A student is performing the experiment of resonance Column. The diameter of the column tube is 4 cm. The frequency of the tuning fork is 512 Hz. The air temperature is 38°C in which the speed of sound is 336 m/s. The zero of the meter scale coincides with the top end of the Resonance Column tube. When the first resonance occurs, the reading of the water level in the column is
(A) 14.0 cm (B) 15.2 cm (C) 16.4 cm (D) 17.6 cm

Two solid cylinders P and Q of same mass and same radius start rolling down a fixed inclined plane from the same height at the same time. Cylinder P has most of its mass concentrated near its surface, while Q has most of its mass concentrated near the axis. Which statement(s) is(are) correct?
(A) Both cylinders P and Q reach the ground at the same time.
(B) Cylinders P has larger linear acceleration than cylinder Q.
(C) Both cylinders reach the ground with same translational kinetic energy.
(D) Cylinder Q reaches the ground with larger angular speed.

A current carrying infinitely long wire is kept along the diameter of a circular wire loop, without touching it, the correct statement(s) is(are)
(A) The emf induced in the loop is zero if the current is constant.
(B) The emf induced in the loop is finite if the current is constant.
(C) The emf induced in the loop is zero if the current decreases at a steady rate.
(D) The emf induced in the loop is infinite if the current decreases at a steady rate.

The reaction of white phosphorous with aqueous NaOH gives phosphine along with another phosphorous containing compound. The reaction type; the oxidation states of phosphorus in phosphine and the other product are respectively
(A) redox reaction; -3 and -5 (B) redox reaction; +3 and +5
(C) disproportionation reaction; -3 and +5 (D) disproportionation reaction; -3 and +3