Three point masses m₁, m₂ and m₃ are located at the vertices of an equilateral t
NextFour solid spheres each of diameter √5 cm and mass 0.5 kg are placed with their
A disc of mass M and radius R is rotating with angular velocity ω. Its kinetic energy is:
Hard-- 50. A bob of mass m attached to a string rotates in a horizontal circle (conical pendulum). About
Medium-- 49. Two discs (ω1=2, ω2=5) are brought into contact. Final ω = 4. If I2 = 1x10⁻³ kg m², then I1 i
Hard-- 48. The moment of inertia of a circular disc (M, R) is I0. Another disc of same mass and thicknes
Hard-- 47. The ratio of the radii of gyration of a circular disc about a tangential axis in the plane of
Hard-- 46. Three identical spherical shells, each of mass m and radius r are placed in a row. Consider a
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