1
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

A tray of mass (M) 12 kg is supported by a spring as shown in the figure.

BITSAT 2021 Physics - Simple Harmonic Motion Question 2 English

When the tray is pressed down and released, it executes SHM with a period of 1.5 s. When a block of mass m placed on the tray, the period of SHM changes to 3.0 s. The mass of block is

A
36 kg
B
48 kg
C
12 kg
D
24 kg
2
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

A particle executes SHM with a frequency f. The frequency with which its kinetic energy oscillates is

A
$${f \over 2}$$
B
f
C
2f
D
4f
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