1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
If a simple harmonic motion is represented by $${{{d^2}x} \over {d{t^2}}} + \alpha x = 0.$$ its time period is
A
$${{2\pi } \over {\sqrt \alpha }}$$
B
$${{2\pi } \over \alpha }$$
C
$$2\pi \sqrt \alpha $$
D
$$2\pi \alpha $$
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
When two tuning forks (fork $$1$$ and fork $$2$$) are sounded simultaneously, $$4$$ beats per second are heated. Now, some tape is attached on the prong of the fork $$2.$$ When the tuning forks are sounded again, $$6$$ beats per second are heard. If the frequency of fork $$1$$ is $$200$$ $$Hz$$, then what was the original frequency of fork $$2$$ ?
A
$$202$$ $$Hz$$
B
$$200$$ $$Hz$$
C
$$204$$ $$Hz$$
D
$$196$$ $$Hz$$
3
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Two point charges $$+8q$$ and $$-2q$$ are located at $$x=0$$ and $$x=L$$ respectively. The location of a point on the $$x$$ axis at which the net electric field due to these two point charges is zero is
A
$${L \over 4}$$
B
$$2$$ $$L$$
C
$$4$$ $$L$$
D
$$8$$ $$L$$
4
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
A parallel plate capacitor is made by stacking $$n$$ equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is $$'C'$$ then the resultant capacitance is
A
$$\left( {n + 1} \right)C$$
B
$$\left( {n - 1} \right)C$$
C
$$nC$$
D
$$C$$
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