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Recent questions and answers in Class XII Physics
0
votes
0
answers
The displacement of a particle is given by y =A sin kt where t denotes time. The SI unit of k is
asked
6 days
ago
in
Class XII Physics
by
Gulnaz shamrin
(
10
points)
units and measurements.
0
votes
0
answers
The potential energy of a point charge q placed at a distance r on equatorial position from a short electric dipole having dipole movement p will be
asked
May 24
in
Class XII Physics
by
Prathik somayaji
(
10
points)
electrostatic potential and capacitance
0
votes
0
answers
Two Point charges -q and 3q are separated by a distance a.the net electric potential due to these charge at mid point between them will be
asked
May 24
in
Class XII Physics
by
Prathik somayaji
(
10
points)
electrostatic potential and capacitance
0
votes
0
answers
Why Perfect electrostatic sheildlig is possible but perfect magnetostatic sheilding is not possible ?
asked
May 19
in
Class XII Physics
by
Dmlb
(
10
points)
0
votes
0
answers
Why magnetostatic sheilding is not possible?
asked
May 19
in
Class XII Physics
by
Dmlb
(
10
points)
0
votes
0
answers
A sphere encloses a dipole within it.The total flux across the surface is
asked
May 3
in
Class XII Physics
by
uthara
(
17
points)
0
votes
0
answers
An em wave exerts pressure on the surface on which it is incident
asked
Feb 15
in
Class XII Physics
by
Adhityaraj
(
15
points)
electromagnetic waves
0
votes
0
answers
Critical angle will be
asked
Feb 1
in
Class XII Physics
by
Reza qudsi
(
15
points)
0
votes
0
answers
What is Zener diode?
asked
Jan 31
in
Class XII Physics
by
nitishkr420
(
15
points)
0
votes
0
answers
Two cells of E.M.F. 10 V and 2 V and internal resistances 10 ohm and ohm resp are connected in parallel as shown. Find the effective voltage across R.
asked
Dec 26, 2018
in
Class XII Physics
by
mridul.tulsyan
(
15
points)
0
votes
2
answers
A TV transmission tower antenna is at a height of 20 m.
answered
Dec 16, 2018
in
Class XII Physics
by
udit giria
Basic
(
24
points)
communication systems
+1
vote
0
answers
Propagation constant of wave
asked
Nov 28, 2018
in
Class XII Physics
by
Reshmi
(
16
points)
0
votes
0
answers
Electric field and charge
asked
Nov 10, 2018
in
Class XII Physics
by
Bhushan
(
15
points)
0
votes
2
answers
A short object of length L is placed along the principal axis of a concave mirror away from focus.
answered
Nov 3, 2018
in
Class XII Physics
by
venkatajognapalli
Basic
(
28
points)
ray optics and optical instruments
+1
vote
0
answers
Current i1&i2 through a resistor R1 10ohm &R2 30ohm with E1=3v,E2=3v &E3=2v are resprctively
asked
Oct 10, 2018
in
Class XII Physics
by
Ankita
(
16
points)
current electricity
+1
vote
0
answers
What is the electric flux through a cube of side 'a' if a charge q is placed in its centre. Derive an expression by gauss law.
asked
Sep 10, 2018
in
Class XII Physics
by
Porno
(
16
points)
+1
vote
0
answers
How to solve the word problem question into equation based on linear equation?
asked
Sep 9, 2018
in
Class XII Physics
by
narendra sonu
(
16
points)
0
votes
2
answers
Which of the following substance have a tendency to move from stronger to the weaker part of an external magnetic field.
answered
Aug 6, 2018
in
Class XII Physics
by
Ashutosh praveen
Basic
(
24
points)
0
votes
2
answers
Would the Bohr formula for the H-atom remain unchanged if proton had a charge (+ 4/3)e and electron a charge (-3/4)e, where e = 1.6 x 10-19 C.
answered
Jul 11, 2018
in
Class XII Physics
by
mohammed al-hashedi
Basic
(
20
points)
atoms
+1
vote
0
answers
A circus player placed in a wheel on a suspended bridge slips down, causing a landing in a wheel followed by a rise. At one point it breaks off and begins to land. At what altitude does the player break off?
asked
Jul 11, 2018
in
Class XII Physics
by
mohammed al-hashedi
Basic
(
20
points)
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