1
AP EAPCET 2024 - 22th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A coil of inductance $L$ is divided into 6 equal parts. All these are connected in parallel. The resultant inductance of this combination is

A
$\frac{L}{6}$
B
$\frac{L}{36}$
C
$\frac{L}{24}$
D
6 L
2
AP EAPCET 2024 - 21th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The current passing through a coil of 120 turns and inductance 40 mH is 30 mA . The magnetic flux linked with the coil is
A
$20 \times 10^{-6} \mathrm{~Wb}$
B
$5 \times 10^{-6} \mathrm{~Wb}$
C
$12 \times 10^{-6} \mathrm{~Wb}$
D
$10 \times 10^{-6} \mathrm{~Wb}$
3
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
$X$ and $Y$ are two circuits having coefficient of mutual inductance 3 mH and resistance $10 \Omega$ and $4 \Omega$ respectively. To have induced current $60 \times 10^{-4} \mathrm{~A}$ in circuit $Y$, the amount of current to be changed in circuit $X$ in 0.02 s is
A
1.6 A
B
0.16 A
C
0.32 A
D
3.2 A
4
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The ratio of the number of turns per unit length of two solenoids $A$ and $B$ are 1:3 and the lengths of $A$ and $B$ are in the ratio $1: 2$. If the two solenoids have same cross-sectional area, the ratio of the self-inductances of the solenoids $A$ and $B$ is
A
$1: 12$
B
$1: 6$
C
$1: 18$
D
$1: 9$
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