1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The magnetic flux through a circuit of resistance R changes by an amount $$\Delta $$$$\phi $$ in a time $$\Delta $$t. Then the total quantity of electric charge Q that passes any point in the circuit during the time $$\Delta $$t is represented by
A
$$Q = {1 \over R}.{{\Delta \phi } \over {\Delta t}}$$
B
$$Q = {{\Delta \phi } \over R}$$
C
$$Q = {{\Delta \phi } \over {\Delta t}}$$
D
$$Q = R.{{\Delta \phi } \over {\Delta t}}$$
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A telescope has an objective lens of 10 cm diameter and is situated at a distance of one kilometer from two objects. The minimum distance between these two objects, which can be resolved by the telescope, when the mean wavelength of light is 5000 $$\mathop A\limits^ \circ $$, is of the order of
A
0.5 m
B
5 m
C
5 mm
D
5 cm
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The refractive index of the material of a prism is $$\sqrt 2 $$ and its refracting angle is 30o. One of the refracting surfaces of the prism is made a mirror inwards. A beam of monochromatic light entering the prism from the other face with retrace its path after reflection from the mirrored surface if its angle of incidence on the prism is
A
45o
B
60o
C
0
D
30o
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A beam of light composed of red and green ray is incident obliquely at a point on the face of rectangular glass slab. When coming out on the opposite parallel face, the red green ray emerge from
A
Two points propagating in two different non parallel directions
B
Two points propagating in two different parallel directions.
C
One point propagating in two different directions.
D
One point propagating in the same firections.
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