1
JEE Main 2022 (Online) 28th June Morning Shift
+4
-1

In the following circuit, the correct relation between output (Y) and inputs A and B will be :

A
Y = AB
B
Y = A + B
C
$$Y = \overline {AB}$$
D
$$Y = \overline {A+B}$$
2
JEE Main 2022 (Online) 28th June Morning Shift
+4
-1

For using a multimeter to identify diode from electrical components, choose the correct statement out of the following about the diode :

A
It is two terminal device which conducts current in both directions.
B
It is two terminal device which conducts current in one direction only.
C
It does not conduct current gives an initial deflection which decays to zero.
D
It is three terminal device which conducts current in one direction only between central terminal and either of the remaining two terminals
3
JEE Main 2022 (Online) 28th June Morning Shift
+4
-1

Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : n-p-n transistor permits more current than a p-n-p transistor.

Reason R : Electrons have greater mobility as a charge carrier.

Choose the correct answer from the options given below :

A
Both A and R are true, and R is correct explanation of A.
B
Both A and R are true but R is NOT the correct explanation of A.
C
A is true but R is false.
D
A is false but R is true.
4
JEE Main 2022 (Online) 27th June Evening Shift
+4
-1

For a transistor to act as a switch, it must be operated in

A
Active region.
B
Saturation state only.
C
Cut-off state only.
D
Saturation and cut-off state.
JEE Main Subjects
Physics
Mechanics
Electricity
Optics
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
Mathematics
Algebra
Trigonometry
Coordinate Geometry
Calculus
EXAM MAP
Joint Entrance Examination