1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
As a result of change in the magnetic flux linked to the closed loop as shown in the figure, an e.m.f. $$V$$ volt is induced in the loop. The work done (joule) in taking a charge Q coulomb once along the loop is

AIPMT 2005 Physics - Electromagnetic Induction Question 10 English
A
QV
B
2QV
C
QV/2
D
zero
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
In a circuit L, C and R are connected in series with an alternating voltage source of frquency $$f.$$ The current leads the voltage by 45o. The value of C is
A
$${1 \over {\pi f\left( {2\pi f\,L - R} \right)}}$$
B
$${1 \over {2\pi f\left( {2\pi f\,L - R} \right)}}$$
C
$${1 \over {\pi f\left( {2\pi f\,L + R} \right)}}$$
D
$${1 \over {2\pi f\left( {2\pi f\,L + R} \right)}}$$
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
If $$\lambda $$v, $$\lambda $$x and $$\lambda $$m represent the wavelengths of visible light, X-rays and microwaves respectively, then
A
$${\lambda _m} > {\lambda _x} > {\lambda _v}$$
B
$${\lambda _m} > {\lambda _v} > {\lambda _x}$$
C
$${\lambda _v} > {\lambda _x} > {\lambda _m}$$
D
$${\lambda _v} > {\lambda _m} > {\lambda _x}$$
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The angular resolution of a 10 cm diameter telescope at a wavelength of 5000 $$\mathop A\limits^ \circ $$ is of the order of
A
106 rad
B
10$$-$$2 rad
C
10$$-$$4 rad
D
10$$-$$6 rad.
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