Q: Find angular velocity of the earth rotating about its own axis.
(a) π/12 rad/s
(b) π/12 rad/h
(c) π/3 rad/h
(d) None of these
Click to See Answer :
Ans: (b)
Also Read :
- A round disc of moment of inertia I2 about its axis perpendicular to its plane and passing through…
- The motor of an engine is rotating about its axis with angular velocity of 120 rpm. It comes to rest…
- A thin circular ring of mass M and radius r is rotating about its axis with a constant angular…
- A thin circular ring of mass M and radius r is rotating about its axis with a constant angular…
- A cockroach is moving with velocity v in anticlockwise direction on the rim of a disc of radius R of…
- A thin circular ring of mass M and radius r is rotating about its axis with a constant angular…
- A horizontal platform is rotating with uniform angular velocity around the vertical axis passing…
- A solid aluminium cylinder is rotating about its own axis in frictionless bearings with a constant…
- A circular disk of moment of inertia It is rotating in a horizontal plane, about the symmetry axis,…
- A thin and circular disc of mass M and radius R is rotating in a horizontal plane about an axis…