AIIMS MBBS Entrance Test 2019 Physics Paper with Answer & Solutions 25 May Second Shift Part 4

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Q-14 A transformer consists of turn in primary coil and turns in secondary coil with the load of. Find out current in the primary coil when the voltage across secondary coil is.

Options:

(1)

(2)

(3)

(4)

Answer: (2)

Solutions:

Q-15 In figure two parallel infinitely long current carrying wires are shown. If resultant magnetic field at point A is zero. Then determine current.

Image two parallel infinitely long current

Image Two Parallel Infinitely Long Current

(1)

(2)

(3)

(4)

Answer: (3)

Solutions:

Image two parallel infinitely long current

Image Two Parallel Infinitely Long Current

At

Q-16 A Carnot engine works between and. Heat supplied by the source is 500 J. Then heat ejected to the sink is:

Options:

(1)

(2)

(3)

(4)

Answer: (3)

Solutions:

Q-17 Find out work done to expend soup bobble to radius

(1)

(2)

(3)

(4)

Answer: (2)

Solutions:

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