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 2001
MCQ (Single Correct Answer)
+4
-1
In Thomson mass spectrograph $$\overrightarrow E \bot \overrightarrow B $$ then the velocity of electron beam will be
A
$${{\left| {\overrightarrow E } \right|} \over {\left| {\overrightarrow B } \right|}}$$
B
$$\overrightarrow E \times \overrightarrow B $$
C
$${{\left| {\overrightarrow B } \right|} \over {\left| {\overrightarrow E } \right|}}$$
D
$${{{{\overrightarrow E }^2}} \over {{{\overrightarrow B }^2}}}$$
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 2000
MCQ (Single Correct Answer)
+4
-1
By photoelectric effect, Einstein proved
A
E = h$$\upsilon $$
B
K.E. = $${1 \over 2}$$ mv2
C
E = mc2
D
E = $${{ - Rh{c^2}} \over {{n^2}}}$$
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Who evaluated the mass of electron infirectly with help of charge
A
Thomson
B
Millikan
C
Rutherford
D
Newton
NEET Subjects