AIIMS MBBS Entrance Test 2019 Physics Paper with Answer & Solutions 26 May First Shift Part 4
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Q-14: What is the dimension of Luminous flux?
Options:
(1)
(2)
(3)
(4)
Answer: (1)
Solutions:
Dimension of Luminous flux is.
Q-15: Two circular loops having same radius and same current a are placed are placed along same axis as shown. If distance between their centres is, find net magnetic field at of point.
Image Circular Loops Radius
Options:
(1)
(2)
(3)
(4)
Answer: (3)
Solutions:
At point P, magnetic field will be in same direction by both coils.
Q-16: If half-life of an element is hours then how much of its percent will decay in 10th to 11th hours. Initial activity
Options:
(1)
(2)
(3)
(4)
Answer: (1)
Solutions:
Let active Nuclei at is then,
Active nuclei at hour
Active nuclei at hour