1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
A particle is executing a simple harmonic motion. Its maximum acceleration is $$\alpha $$ and maximum velocity is $$\beta $$. Them, its time period of vibration will be
A
$${{{\beta ^2}} \over \alpha }$$
B
$${{2\pi \beta } \over \alpha }$$
C
$${{{\beta ^2}} \over {{\alpha ^2}}}$$
D
$${\alpha \over \beta }$$
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
A series R-C circuit is connected to an alternating voltage source. Consider two situations :
(a)  When capacitor is air filled.
(b)  When capacitor is mica filled.
Current through resistor is $$I$$ and voltage across capacitor is $$V$$ then
A
$${i_a} > {i_b}$$
B
$${V_a} = {V_b}$$
C
$${V_a} < {V_b}$$
D
$${V_a} > {V_b}$$
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
An electron moves on a straight line path XY as shown. The abcd is a coil adjacent to the path of electron. What will be the direction of current, if any, induced in the coil ?

AIPMT 2015 Physics - Electromagnetic Induction Question 25 English
A
The current will reverse its direction as the electron goes past the coil
B
No current induced
C
abcd
D
adcb
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
The energy of the em waves is of the order of 15 keV. To which part of the spectrum does it belong ?
A
Ultraviolet rays
B
$$\gamma - rays$$
C
X-rays
D
Infra-red rays
EXAM MAP