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Question

P.Q,R and S are the conductors in the following diagram. By removing which conductor the bulb will not glow?
625514_977ffa5b88634922814ddb062671c79f.png
  1. S
  2. Q
  3. R
  4. P

A
R
B
P
C
S
D
Q
Solution
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The correct option is C Q
The bulb will not glow when the circuit breaks and the current stops flowing. This is possible only if Conductor Q is removed.

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Q1
P.Q,R and S are the conductors in the following diagram. By removing which conductor the bulb will not glow?
625514_977ffa5b88634922814ddb062671c79f.png
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Q2

Let A = {p. q, r, s} and B = {1, 2, 3}. Which of the following relations from A to B is not a function?
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Q3

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Q4
A very long straight conductor has a circular cross-section of radius R . Inside the conductor there is a cylindrical hole of radius ‘a’ whose axis is parallel to the axis of the conductor and at a distance ‘b’ from it, as shown in the diagram .The conductor with hole carries current i. Let the z-axis be the axis of conductor and the axis of the hole at x = b, Match the following column.

ColumnIColumnIIP) Magnitude of magnetic field at point P(2R,0)1) ZeroQ) Xcomponent of magnetic field at point P(0,0)2) μ0i2πb(a2R2a2)R) Magnitude of magnetic field at point P(0,0)3) μ0i2π(R2a2)(a22RbR2)S) Magnitude of magnetic field at point P (b,0)4) μ0ib2π(R2a2)



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S T P Q T S P T R P T S R P S T Q P T R P T M P T S
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