Electricity
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Semiconductor Electronics
MCQ (Single Correct Answer)
1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
A photoelectric cell is illuminated by a point source of light 1 m away. When the source is shifted to 2 m then
A
each emitted electron carries one quarter of the initial energy
B
number of electrons emitted is half the initial number
C
each emitted electron carries half the initial energy
D
number of electrons emitted is a quarter of the initial number
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
The value of Planck's constant is
A
6.63 $$ \times $$ 10$$-$$34 J/sec.
B
6.63 $$ \times $$ 10$$-$$34 kg-m2/sec
C
6.63 $$ \times $$ 10$$-$$34 kg-m2
D
6.63 $$ \times $$ 10$$-$$34 J-sec.
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Which of the following is not the property of cathode rays ?
A
In produces heating effect
B
It does not deflect in electric field
C
It casts shadow
D
It produces fluorscence.
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
When ultraviolet rays incident on metal plate then photoelectric effect does not occur, it occurs by incidence of
A
infrared rays
B
X-rays
C
radio wave
D
micro wave
NEET Subjects