1
WB JEE 2008
MCQ (Single Correct Answer)
+1
-0.25

A Si and a Ge diode has identical physical dimensions. The band gap in Si is larger than that in Ge. An identical reverse bias is applied across the diodes

A
The reverse current in Ge is larger than that in Si
B
The reverse current in Si is larger than that in Ge
C
The reverse current is identical in the two diodes
D
The relative magnitude of the reverse currents cannot be determined from the given data only
2
WB JEE 2008
MCQ (Single Correct Answer)
+1
-0.25

The binary number 10111 is equivalent to the decimal number

A
19
B
31
C
23
D
22
3
WB JEE 2026
MCQ (Single Correct Answer)
+1
-0.25
Change Language

The inputs to a digital circuit are as shown below. The output Y is

A

$A+B+\bar{C}$

B

$(A+B) \bar{C}$

C

$\bar{A}+\bar{B}+\bar{C}$

D

$\bar{A}+\bar{B}+C$

4
WB JEE 2026
MCQ (Single Correct Answer)
+1
-0.25
Change Language

The I-V characteristics graph shown below is exhibited by

A

LED

B

Zener diode

C

Photodiode

D

Solar cell

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