1
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A p-n junction diode as a rectifier converts

A
a.c. to d.c.
B
d.c. to a.c.
C
high voltage to low voltage.
D
low voltage to high voltage.
2
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two different logic gates giving output ' 1 ' for the inputs $(1,0)$ and then for $(0,1)$ are

A
'AND', 'OR'
B
'OR', 'NOR'
C
'NAND', 'NOR'
D
'NAND', 'OR'
3
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In an extrinsic n-type semiconductor, the free electrons donated by the impurity atoms occupy energy levels in

A
the conduction band.
B
the valance band.
C
the band gap and are close to conduction band.
D
the band gap and are close to valance band.
4
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a transistor, current gain $(\beta)=50$. To change the collector current by $350 \mu \mathrm{~A}$, the base current should be changed by

A
$\left(\frac{50}{350}\right) \mu \mathrm{A}$
B
$(350-50) \mu \mathrm{A}$
C
$(350+50) \mu \mathrm{A}$
D
$\left(\frac{350}{50}\right) \mu \mathrm{A}$
MHT CET Subjects
EXAM MAP