Point masses `1, 2, 3 "and" 4 "kg` are lying at the point `(0, 0, 0), (2, 0, 0), (0, 3, 0)` and `(–2, –2, 0)` respectively. The moment of inertia of this system about x-axis will be

In an arrangement four particles, each of mass 2 gram are situated at the coordinate points (3, 2, 0), (1, –1, 0), (0, 0, 0) and (–1, 1, 0). The moment of inertia of this arrangement about the Z-axis will be

The points (0,0),(-2,0),(3,0)

Three masses of 2 kg, 4 kg and 4 kg are placed at the three points (1, 0, 0), (1, 1, 0) and (0, 1, 0) respectively. The position vector of its centre of massis

Four point masses, each of mass m, are arranged in the xy-plane at the points (0,0), (a,a),(a,- a) and (2a, 0) respectively . What is the moment of inertia of this array of masses about y-axis?

The point equidistant from the point (0,0,0),(1,0,0,),(0,2,0) and (0,0,3) is

If A,B,C are the points (1,0,2), (0,3,1) and (5,2,0) respectively, find mangleABC

Equation of a line through the points (0, 0, 0) and (1, 2, 3) is

A plane passes through the points (2, 0, 0) (0, 3, 0) and (0, 0, 4). The equation of plane is …………..