Question

3. A body whirled in a horizontal circle of radius 20cm.it
has angular velocity of 10rad/s .what is its linear velocity
at any point on circular part?
a. 10m/s
b. 2m/s
b. J2m/s
d. 20m/s
4. A particle is moving in a circle of radius r with a
uniform speed the angular velocity is
a
V
c. vr
d. -
5. A particle is moving along a circular path with uniform
speed. Its acceleration is
a. Zero
b. Directed along the axis of path
c. Directed along the axis of path
d. Directed along the tangent at any time
Lincolonaire​

Answer 1

given radius =20/100cm,omega=10radpersecond,linear velocityv=omega.radius=20/100.10=2mtpersecond answer b is true