1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
A photo-cell is illuminated by a source of light, which is placed at a distance d from the cell. If the distance become d/2, then number of electrons emitted per second, will be
A
remain same
B
four times
C
two times
D
one-fourth
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which one among the following shows particle nature of light?
A
photo electric effect
B
interference
C
refraction
D
polarization.
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Energy released in nuclear fission is due to
A
some mass is converted into energy
B
total binding energy of fragments is more than the binding energy of parantal element
C
total binding energy of fragments is less than the binding energy of parental element
D
total binding energy of fragments is equal to the binding energy of parental element.
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Mn and Mp represent the mass of neutron and proton respectively. An element having mass M has N neutrons and Z protons, then the correct relation will be
A
M < {N $$ \cdot $$ Mn + Z $$ \cdot $$ Mp}
B
M > {N $$ \cdot $$ Mn + Z $$ \cdot $$ Mp}
C
M = {N $$ \cdot $$ Mn + Z $$ \cdot $$ Mp}
D
M = N {Mn + Mp}