Loading [MathJax]/jax/output/HTML-CSS/fonts/TeX/fontdata.js
Home / Aptitude Tests / Physics / The relative densiti...

The relative densities of zinc, brass, copper, gold and s...

The relative densities of zinc, brass, copper, gold and silver are respectively 7.1, 8.5, 8.9, 19.3, 10.5. A metal ornament which weighs 0.425kg and can displace 50 x 10-6m3 of water is made of

A.

zinc

B.

brass

C.

copper

D.

gold

E.

silver

Correct answer is B

R.D = density of objectdensity of water

= \frac{\frac{0.425}{50 10^-6}{1000}

= 8.5