1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
The efficiency of Carnot engine is 50% and temperature of sink is 500 K. If temperature of source is kept constant and its efficiency raised to 60%, then the required temperature of sink will be
A
100 K
B
600 K
C
400 K
D
500 K
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Displacement between maximum potential energy position and maximum kinetic energy position for a particle executing simple harmonic motion is
A
$$ \pm $$ $$a$$/2
B
+ $$a$$
C
$$ \pm $$ $$a$$
D
$$-$$ 1
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
When an oscillator completes 100 oscillations its amplitude reduced to $${1 \over 3}$$ of initial value. What will be its amplitude, when it complettes 200 oscillations ?
A
$${1 \over 8}$$
B
$${2 \over 3}$$
C
$${1 \over 6}$$
D
$${1 \over 9}$$
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A mass is suspended separately by two different springs in (successive order then time periods is t1 and t2 respectively, If it is connected by both spring as shown in figure then time period is t0 , the correct relation is

AIPMT 2002 Physics - Oscillations Question 16 English
A
$$t_0^2 = t_1^2 + t_2^2$$
B
$$t_0^{ - 2} = t_1^{ - 2} + t_2^{ - 2}$$
C
$$t_0^{ - 1} = t_1^{ - 1} + t_2^{ - 1}$$
D
$${t_0} = {t_1} + {t_2}$$
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