Where is the centre of gravity of the following objects situated?
1. Ring 2. Rhombus 3. Scalene triangle 4. Cylinder.

Where is the centre of gravity of a uniform ring situated ?

Where does the position of centre of gravity lie for (1) A circular lamina (2) A triangular lamina

Choose the correct answer from the following : The verices of a triangle (2,-4), (-6,3) and (3,5). The area of triangle is :

The distance a free falling object has traveled can be modeled by the equation, d=(1)/(2)at^(2) where a is acceleration due to gravity and t is the amount of time the object has fallen. What is t in terms of a and d?

Fill in the blanks, in each of the following, so as to make the statement true: 1. A rhombus is a parallelogram in which.... 2. A square is a rhombus in which.... 3. A rhombus has all its sides of ........ length. 4. The diagonals of a rhombus..... each other at... angles. 5.It the diagonals of a parallelogram bisect each other at right angles, then it is a....

Consider a triangle PQR with P-= (0, 0), Q-= (a, 0), R -=(0, b) . Then the centroid, orthocentre and circumcentre (A) lies on a straight line (B) form a scalene triangle with area a/2 |ab| (C) form a right-angled triangle with area 1/2 |ab| (D) none of these

the centre of gravity of a body on the earth coincides with its centre of mass for a small object whereas for an extended object it may not ,what is the qualitaitve meaning of small and extended in this regard ? for which of the following two coincides ? A building , a pond , a lake ,a mountain ?

A hemisphere is inscribed in a cylinder and a cone is inscribed in the hemisphere .The vertex of cone lies on the centre of the upper circular part of the cylinder .Show that , (1)/(3)xx Volume of cylinder = (1)/(2) xx Volume of hemishphere= Volume of cone

Statement-1 : The centre of mass and centre of gravity of a body are two different positions in general. and Statement-2 : The centre of mass and centre of gravity of a body coincide if graviational field is unifrom.

Which of the following has only 2 lines of symmetry? (a) Equilateral triangle (b) Rhombus (c) Circle (d) None of these