# AIIMS MBBS Entrance Test 2019 Physics Paper with Answer & Solutions 26 May First Shift Part 1

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Total Number of Questions (32)

Q-1: If energy of electron in ground state is then find out speed of electron in fourth orbit of H-atom

Options:

(1)

(2)

(3)

(4)

Answer: (2)

Solutions:

Q-2 In a LCR oscillatory circuit find the energy stored in inductor at resonance. If voltage of source is and resistance is and inductance.

Options:

(1)

(2)

(3)

(4)

Answer: (1)

Solutions:

At resonance current

Energy of inductor

Q-3: is given to e. in 4^{th} orbit then find its final energy when it comes out of H-atom

Options:

(1)

(2)

(3)

(4)

Answer: (1)

Solutions:

Energy of 4^{th} orbit of

So energy release = total energy. Ionization energy of 4^{th} orbit

Q-4: For a toroid,, and area of cross section. Find inductance

Options:

(1)

(2)

(3)

(4)

Answer: (1)

Solutions:

If we flow a current I, then

Q-5: Find BE per nucleon of where m

Options:

(1)

(2)

(3)

(4)

Answer: (2)

Solutions:

Binding energy per nucleon