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All India Engineering / Architecture Entrance Examination (AIEEE)

CBSE Guess > AIEEE > AIEEE Papers > 2007 > Physics

AIEEE 2007 Physics

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Q. 1. The displacement of an object attached to a spring and executing simple harmonic motion is given by metres. The time at which the maximum speed first occurs is

  1. 0.5 s
  2. 0.75 s
  3. 0.125 s
  4. 0.25 s

Sol:

Correct choice: (1)

Q. 2. In an a.c. circuit the voltage applied is . The resulting current in the circuit is . The power consumption in the circuit is given by

  1. P = zero

Sol. Correct choice: (2)

Q. 3. An electric charge is placed at the origin (0, 0) of X – Y co-ordinate system. Two points A and B are situated at and (2, 0) respectively. The potential difference between the points A and B will be

  1. 9 volt
  2. zero
  3. 2 volt
  4. 4.5 volt

Sol:

Correct choice: (2)

Q. 4. A battery is used to charge a parallel plate capacitor till the potential difference between the plates becomes equal to the electromotive force of the battery. The ratio of the energy stored in the capacitor and the work done by the battery will be

  1. 1
  2. 2

Sol: Work done by battery
Energy stored in capacitor

Correct choice: (4)

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