The centre of gravity of a quadrant of a circle lies along its central radius (r) at a distance of

Related MCQs

• The centre of gravity of a hemisphere lies at a distance of 3r / 8 from its base measured along the vertical radius.
• The force which acts along the radius of a circle and directed away from the centre of the circle is called centrifugal force
• The force which acts along the radius of a circle and directed towards the centre of the circle is known as centripetal force.
• The centre of gravity of a semi-circle lies at a distance of
• The centre of gravity of a right angled triangle lies at its geometrical centre.
• The centre of percussion is below the centre of gravity of the body and is at a distance equal to
• The moment of inertia of a thin disc of mass m and radius r, about an axis through its centre of gravity and perpendicular to the plane of the disc is
• The centre of gravity of a rectangle lies at a point where its two diagonals meet each other.
• The centre of gravity of a triangle lies at a point where its medians intersect each other.
• The moment of inertia of a thin rod of mass m and length l, about an axis through its centre of gravity and perpendicular to its length is