Consider 3rd orbit of He+ (Helium), using non-relativistic approach, the speed of electron in this orbit will be [given K = 9 $$ \times $$ 109 constant, Z = 2 and h (Planck's Constant) = 6.6 $$ \times $$ 10$$-$$34 J s]
A
0.73 $$ \times $$ 106 m/s
B
3.0 $$ \times $$ 108 m/s
C
2.92 $$ \times $$ 106 m/s
D
1.46 $$ \times $$ 106 m/s
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Which logic gate is represented by the following combination of logic gates ?
A
AND
B
NOR
C
OR
D
NAND
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
If in a p-n junction, a square input signal of 10 V is applied, as shown,
then the output across RL will be
A
B
C
D
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Three identical spherical shells, each of mass m and radius r are placed as shown in figure. Consider an axis XX' which is touching to two shells and passing through diameter of third shell. Moment of inertia of the system consisting of these three spherical shells about XX' axis is