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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. 36. A particle is projected at to the horizontal with a kinetic energy K. The kinetic energy at the highest point is

  1. K
  2. Zero
  3. K / 4
  4. K / 2

Sol:

Correct choice: (3)

Q. 37. In Young’s double slit experiment the intensity at a point where the path difference is being the wavelength of the light used) is I. If denotes the maximum intensity, is equal to

Sol: Let intensity of light from individual slits is I’

Correct choice: (4)

Q. 38. Two springs, of force constants k1 and k2, are connected to a mass m as shown. The frequency of oscillation of the mass is f. If both k1 and k2 are made four times their original values, the frequency of oscillation becomes

  1. f / 2
  2. f / 4
  3. 4f
  4. 2f

Sol: Correct choice: (4)

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