AP EAPCET 2024 - 21th May Morning Shift | Rotational Motion Question 6 | Physics

A solid sphere of mass 50 kg and radius 20 cm is rotating about its diameter with an angular velocity d 420 rpm . The angular momentum of the sphere is

$8.8 \mathrm{~J}-\mathrm{s}$

$70.4 \mathrm{~J}-\mathrm{s}$

$17.6 \mathrm{~J}-\mathrm{s}$.

$35.2 \mathrm{~J}-\mathrm{s}$

AP EAPCET 2024 - 20th May Evening Shift

MCQ (Single Correct Answer)

-0

A block $P$ is rotating in contact with the vertical wall of a rotor as shown in figures $A, B, C$. The relation between angular velocities $\omega_A, \omega_B$ and $\omega_C$, so that block does not slide down. ( $R_A < R_b < R_c $ radii) AP EAPCET 2024 - 20th May Evening Shift Physics - Rotational Motion Question 7 English

AP EAPCET 2024 - 20th May Evening Shift Physics - Rotational Motion Question 7 English

$\omega_A<\omega_B<\omega_C$

$\omega_A=\omega_B=\omega_C$

$\omega_C<\omega_B<\omega_A$

$\omega_C=\omega_A+\omega_B$

AP EAPCET 2024 - 20th May Morning Shift

MCQ (Single Correct Answer)

-0

The moment of inertia of a solid sphere of mass 20 kg and diameter 20 cm about the tangent to the sphere is

$0.24 \mathrm{kgm}^2$

$0.14 \mathrm{kgm}^2$

$0.28 \mathrm{kgm}^2$

$0.08 \mathrm{kgm}^2$

AP EAPCET 2024 - 19th May Evening Shift

MCQ (Single Correct Answer)

-0

A solid cylinder rolls down an inclined plane without slipping. If the translation kinetic energy of the cylinder is 140 J . The total kinetic energy of the cylinder is

105 J

70 J

210 J

280 J

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