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 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The half life of radian is about 1600 years. Of 100 g of radium existing now, 25 g will remain unchanged after
A
4800 years
B
6400 years
C
2400 years
D
3200 years
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
If in a nuclear fusion process the masses of the fusing nuclei be m1 and m2 and the mass of the resultant nucleus be m3, then
A
m3 = m1 + m2
B
m3 = $$\left| {{m_1} - {m_2}} \right|$$
C
m3 < (m1 + m2)
D
m3 > (m1 + m2)
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The Bohr model of atoms
A
Assumes that the angular momentum of electrons is quantized.
B
Uses Einstein's photoelectric equation.
C
Predicts continuous emission spectra fror atoms.
D
Predicts the same emission spectra for all types of atoms.
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A nucleus represented by the symbol $${}_Z^AX$$ has
A
Z neutrons and A $$-$$ Z protons
B
Z protons and A $$-$$ Z neutrons
C
Z protons and A neutrons
D
A protons and Z $$-$$ A neutrons
NEET Subjects