TS-EAMCET SERIES Physics
Rotational Motion
9 previous year questions.
Volume: 9 Ques
Yield: Medium
High-Yield Trend
3
2025 5
2024 1
2023 Chapter Questions 9 MCQs
01
PYQ 2023
easy
physics ID: ts-eamce
The ratio of the radii of two solid spheres of same mass in 2:3. The ratio of the moments of inertia of the spheres about their diameters is:
1
4:9
2
2:3
3
8:27
4
17:21
02
PYQ 2024
medium
physics ID: ts-eamce
An arc making an angle at the center is removed from a ring of mass and radius . The moment of inertia of the remaining ring about an axis passing through its center and perpendicular to its plane is:
1
2
3
4
03
PYQ 2024
hard
physics ID: ts-eamce
A cannon fires two similar shells one after the other each with a velocity of 100 m/s at angles 60 and 30 respectively with the horizontal such that they both hit the target at the same time. The time interval between the firing of the two shells is (Acceleration due to gravity = 10 m/s²).
1
6.57 s
2
7.32 s
3
8.28 s
4
3.14 s
04
PYQ 2024
medium
physics ID: ts-eamce
An arc making an angle at the center is removed from a ring of mass and radius . The moment of inertia of the remaining ring about an axis passing through its center and perpendicular to its plane is:
1
2
3
4
05
PYQ 2024
medium
physics ID: ts-eamce
A body of mass 3 kg is thrown vertically upward from the ground with a velocity of . If the maximum height reached by the body is 4.7 m, then the loss of energy due to air resistance is:
1
9 J
2
18 J
3
30 J
4
47 J
06
PYQ 2024
medium
physics ID: ts-eamce
A copper wire of cross-sectional area 0.01 cm is subjected to a tension of 22 N. If Young’s modulus and Poisson’s ratio of copper are Nm and 0.32 respectively, then the change in the cross-sectional area of the wire is:
1
2
3
4
07
PYQ 2025
medium
physics ID: ts-eamce
A solid sphere of mass 2 kg and radius 50 cm is rotating about its diameter with an angular speed of . The angular momentum of the sphere is
1
50 Js
2
10 Js
3
25 Js
4
20 Js
08
PYQ 2025
medium
physics ID: ts-eamce
A uniform circular disc of mass kg is rotating about an axis passing through its center and perpendicular to its plane with an angular speed of 150 rev/min. If the angular momentum of the disc is 6.25 Js, then its radius is:
1
25 cm
2
50 cm
3
12.5 cm
4
100 cm
09
PYQ 2025
medium
physics ID: ts-eamce
A solid sphere of radius 18 cm is rolling down from rest from the top of an inclined plane of length 14 m and angle of inclination . The time taken by the sphere to reach the bottom of the inclined plane is (Acceleration due to gravity = )
1
2.8 s
2
4.2 s
3
3.5 s
4
1.4 s