1
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
A battery of emf 8 V and internal resistance $0.5 \Omega$ is being charged by a 120 V DC supply using a series resister of $15.5 \Omega$. The terminal voltage of 8 V batter) during charging is
A
11.5 V
B
1.15 V
C
115 V
D
0.5 V
2
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Resistance of a wire is $8 \Omega$. It is drawn in such a way that it experiences a longitudinal strain of $400 \%$. The final resistance of the wire is
A
$100 \Omega$
B
$200 \Omega$
C
$300 \Omega$
D
$400 \Omega$
3
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Current flows in a conductor from east to west. The direction of the magnetic field at a point below the conductor is towards
A
north
B
south
C
east
D
west
4
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Two infinite length wires carry currents 8 A and $6^{\mathrm{A}}$ respectively and are placed along $X$ and $Y$-axes respectively. Magnetic field at a point $P(0,0, C)$ will
A
$\frac{7 \mu_0}{\pi d}$
B
$\frac{10 \mu_0}{\pi d}$
C
$\frac{14 \mu_0}{\pi d}$
D
$\frac{5 \mu}{\pi d}$
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