47) An alloy of weight 63 kg is made up of Copper, Zinc, and Tin metals by mixing in the ratio of 4:3:2 respectively. Then pick the correct weights (kg) of each metal in this alloy in a same order?
Answer is:
28, 21, 14
Related ISRO Technician-B Fitter Question Paper - 2016 (Set - 2) with Answer Key
Answer is:
400 gm
Answer is:
45 N-m
Answer is:
h/4
Explanation:
The point through which the Whole mass of the body acts, irrespective of the position of the body, is known as centre of gravity (briefly written as c.g.). The plane geometrical figures (like rectangle, triangle, circle etc.) have only areas but no mass. The centre of area of such figures is known as centroid or centre of gravity of the area of the body. It may be noted that every body has one, and only one, centre of gravity.
The centre of gravity of right circular cone lies at the distance of h/4 from its base.