1
KCET 2020
MCQ (Single Correct Answer)
+1
-0

A tray of mass $$12 \mathrm{~kg}$$ is supported by two identical springs as shown in figure. When the tray is pressed down slightly and then released, it executes SHM with a time period of $$1.5 \mathrm{~s}$$. The spring constant of each spring is

KCET 2020 Physics - Simple Harmonic Motion Question 5 English

A
50 Nm$$^{-1}$$
B
0
C
105 Nm$$^{-1}$$
D
$$\infty$$
2
KCET 2019
MCQ (Single Correct Answer)
+1
-0

A piston is performing S.H.M. in the vertical direction with a frequency of $$0.5 \mathrm{~Hz}$$. A block of $$10 \mathrm{~kg}$$ is placed on the piston. The maximum amplitude of the system such that the block remains in contact with the piston is

A
1 m
B
0.5 m
C
1.5 m
D
0.1 m
3
KCET 2017
MCQ (Single Correct Answer)
+1
-0
Two simple pendulums $A$ and $B$ are made to oscillate simultaneously and it is found that $A$ completes 10 oscillations in 20 sec and $B$ completes 8 oscillations in 10 sec . The ratio of the length of $A$ and $B$ is
A
$\frac{25}{64}$
B
$\frac{64}{25}$
C
$\frac{8}{5}$
D
$\frac{5}{4}$
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