1
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the radius of gyration of a thin circular ring about an axis passing through its centre and perpendicular to its plane is $10 \sqrt{2} \mathrm{~cm}$, then its radius of gyration about its diameter is

A

10 cm

B

20 cm

C

$10 \sqrt{2} \mathrm{~cm}$

D

$20 \sqrt{2} \mathrm{~cm}$

2
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If a wheel starting from rest is rotating with an angular acceleration of $\pi \mathrm{rad} \mathrm{s}^{-2}$, then the number of rotations made by the wheel in the first 6 seconds time is

A

36

B

9

C

18

D

12

3
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the displacement $y$ (in cm ) of a particle executing simple harmonic motion is given by the equation $y=5 \sin (3 \pi t)+5 \sqrt{3} \cos (3 \pi t)$, then the amplitude of the particle is

A

5 cm

B

$5(1+\sqrt{3}) \mathrm{cm}$

C

$5 \sqrt{3} \mathrm{~cm}$

D

10 cm

4
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The angular frequency of a block of mass 0.1 kg oscillating with the help of a spring of force constant $2.5 \mathrm{~N}-\mathrm{m}^{-1}$ is

A

$02 \mathrm{rad} \mathrm{s}^{-1}$

B

$5 \mathrm{rad} \mathrm{s}^{-1}$

C

$10 \mathrm{rad} \mathrm{s}^{-1}$

D

$2 \mathrm{rad} \mathrm{s}^{-1}$