140

You visited us 140 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Physics

Angular Velocity

A uniform yo-...

Question

A uniform yo-yo (longer radius $R$ , small radius $r$ ) is resting on a perfectly rough horizontal table. This equation should be attempted after forces $F_{1}, F_{2}, F_{3}$ and $F_{4}$ are applied separately as shown.

Open in App

Solution

a-2,3
B-1,3
C-3

Suggest Corrections

Similar questions

Q. A Yo-Yo of mass

m

has an axle of radius

b

and a spool of radius

R

. The Yo-Yo is placed upright on a table and string is pulled with a horizontal force

\to F

to the right as shown in the figure.

The static friction coefficient between the Yo-Yo and the table is

μ_{s}

. Now there are two cases
Case (a): The string is pulled very gently.
Case (b): The string is pulled with a jerk.
The Yo- Yo will rotate

A yo-yo has mass

m

, inner radius

r

, and outer radius

R

. Its moment of inertia is

I

about its center. The yo-yo rolls without slipping on a horizontal table, and is pulled along by a horizontal string wound around its inner radius. The pulling by the string with tension

T

gives rise to an acceleration

a

. The yo-yo rolls without slipping.

What is the magnitude of acceleration a ?

Q. A yo-yo has mass

m

, inner radius

r

, and outer radius

R

. Its moment of inertia is

I

about its center. The yo-yo rolls without slipping on a horizontal table, and is pulled along by a horizontal string wound around its inner radius. The pulling by the string with tension

T

gives rise to an acceleration

a

. The yo-yo rolls without slipping. Find the force of friction

f

, in terms of tension

T

Q. A Yo-Yo of mass

m

has an axle of radius

b

and a spool of radius

R

. The Yo-Yo is placed upright on a table and string is pulled with a horizontal force

\to F

to the right as shown in the figure.

The static friction coefficient between the Yo-Yo and the table is

μ_{s}

. Now there are two cases
Case (a): The string is pulled very gently.
Case (b): The string is pulled with a jerk.
The Yo- Yo will rotate

Q. A yo-yo, arranged as shown, rests on a frictionless surface. When a force

F

is applied to the string, the yo-yo:

Join BYJU'S Learning Program

A uniform yo-yo (longer radius R, small radius r) is resting on a perfectly rough horizontal table. This equation should be attempted after forces F1,F2,F3 and F4 are applied separately as shown.

a-2,3B-1,3C-3

A uniform yo-yo (longer radius $R$ , small radius $r$ ) is resting on a perfectly rough horizontal table. This equation should be attempted after forces $F_{1}, F_{2}, F_{3}$ and $F_{4}$ are applied separately as shown.

a-2,3
B-1,3
C-3