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
A disc is placed on a surface of pond which has refractive index 5/3. A source of light is placed 4 m below the surface of liquid. The minimum radius of disc needed so that light is not coming out is,
A
$$\infty $$
B
3 m
C
6 m
D
4 m
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
A tall man of height 6 feet, want to see his full image. Then required minimum length of the mirror will be
A
12 feet
B
3 feet
C
6 feet
D
any length
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
For a plano convex lens ($$\mu $$ = 1.5) has radius of curvature 10 cm. It is silvered on its plane surface. Find focal length after silvering
A
10 cm
B
20 cm
C
15 cm
D
25 cm
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Rainbow is formed due to
A
scattering and refraction
B
internal reflection and dispersion
C
reflection only
D
diffraction and dispersion.
NEET Subjects