FRICTION - Practice Mode

1) Which affects the centre of gravity of the object

Weight Mass Density Shape

Correct Answer: Mass

2) What is the name of the point at which all the weight of the body concentrated?

Initial point Centre of gravity Centroid Central point

Correct Answer: Centre of gravity

3) Where the centre of gravity of a circle lies?

At its centre Any where on its radius Any where on its circumference Any where on its diameter

Correct Answer: At its centre

4) What is the centre of gravity of a right circular cone from its base?

h/2 h/3 h/4 h/5

Correct Answer: h/4

5) What is the centre of gravity of a rectangular body?

Longer side of rectangle Shorter side of rectangle At the point of intersection of its diagonals At the corners

Correct Answer: At the point of intersection of its diagonals

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