1
KCET 2024
MCQ (Single Correct Answer)
+1
-0

In the diagram shown, the Zener diode has a reverse breakdown voltage of $V_Z$. The current through the load resistance $R_L$ is $I_L$. The current through the Zener diode is

KCET 2024 Physics - Semiconductor Devices and Logic Gates Question 13 English

A
$\frac{V_0-V_Z}{R_S}$
B
$\frac{V_0-V_Z}{R_L}$
C
$\frac{V_Z}{R_L}$
D
$\left(\frac{V_0-V_Z}{R_S}\right)-I_L$
2
KCET 2024
MCQ (Single Correct Answer)
+1
-0

A $p-n$ junction diode is connected to a battery of emf 5.7 V in series with a resistant $5 \mathrm{k} \Omega$ such that it is forward biased. If the barrier potential of the diode is 0.7 V , neglecting the diode resistance, the current in the circuit is

A
1.14 mA
B
1 mA
C
1 A
D
1.14 A
3
KCET 2023
MCQ (Single Correct Answer)
+1
-0

When a $$p$$-$$n$$ junction diode is in forward bias, which type of charge carriers flows in the connecting wire?

A
Free electrons
B
Ions
C
Protons
D
Holes
4
KCET 2023
MCQ (Single Correct Answer)
+1
-0

A full-wave rectifier with diodes $$D_1$$ and $$D_2$$ is used to rectify $$50 \mathrm{~Hz}$$ alternating voltage. The diode $$D_1$$ conducts ......... times in one second.

A
100
B
25
C
75
D
50
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