All India Engineering / Architecture Entrance Examination (AIEEE)

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AIEEE 2008 Physics

Q. 30. The dimension of magnetic field in M, L, T and C (Coulomb) is given as

1. MT^-1C^-1
2. MT^-2C^-1
3. MLT^-1C^-1
4. MT²C^-2

Sol:

Q. 31. A parallel plate capacitor with air between the plates has a capacitance of 9 pF. The separation between its plates is 'd'. The space between the plates is now filled with two dielectrics. One of the dielectric has dielectric constant K1 = 3 and thickness while the other one has dielectric constant . Capacitance of the capacitor is now.

1. 40.5 pF
2. 20.25 pF
3. 1.8 pF
4. 45 pF

Sol:

Q. 32. An athlete in the olympic games covers a distance of 100m in 10s. His kinetic energy can be estimated to be in the range.

1. 20,000 J - 50,000 J
2. 2,000 J - 5,000 J
3. 200 J - 500 J
4. 

Sol:

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