1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
A particle of mass m oscillates with simple harmonic motion between points x1 and x2, the equilibrium position being O. Its potential energy is plotted. It will be as given below in the graph
A
AIPMT 2003 Physics - Oscillations Question 21 English Option 1
B
AIPMT 2003 Physics - Oscillations Question 21 English Option 2
C
AIPMT 2003 Physics - Oscillations Question 21 English Option 3
D
AIPMT 2003 Physics - Oscillations Question 21 English Option 4
2
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
In case of a forced vibration, the resonance peak becomes very sharp when the
A
damping force is small
B
restoring force is small
C
applied periodic force is small
D
quality factor is small
3
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
The time period of mass suspended from a spring is T. If the spring is cut into four equal parts and the same mass is suspended from one of the parts, then the new time period will be
A
T/4
B
T
C
T/2
D
2T
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
An observer moves towards a stationary source of sound with a speed 1/5th of the speed of sound. The wavelength and frequency of the source emitted are $$\lambda $$ and $$f$$ respectively. The apparent frequency and wavelength recorded by the observer are respectively
A
1.2 $$f$$,   1.2 $$\lambda $$
B
1.2 $$f$$,  $$\lambda $$
C
$$f$$,  1.2 $$\lambda $$
D
0.8 $$f$$,   0.8 $$\lambda $$
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