Q69 of 176 Page 126

The density of water is 1000 kg/m3 and the density of copper is 8900 kg/m3. Which of the following statements is incorrect?

A. = 8.9


B. = 8.9


C. = 8.9


D. = 8.9

Since, the ration of volumes cannot be suspected.

More from this chapter

All 176 →
67

The relative densities of four liquids P, Q, R and S are 1.26, 1.0, 0.84 and 13.6 respectively. An object is floated in all these liquids, one by one. In which liquid the object will float with its maximum volume submerged under the liquid?

A. P B. Q


C. R D. S

 68

A solid of density 900 kg/m3 floats in oil as shown in the given diagram. The oil floats on water of density 1000 kg/m3 as shown. The density of oil in kg/m3 could be:

A. 850 B. 900


C. 950 D. 1050

 70

The diagram represents four measuring cylinders containing liquids. The mass and volume of the liquid in each cylinder are stated. Which two measuring cylinders could contain an identical liquid? (Picture)

A. W and X B. W and Y


C. X and Y D. X and Z

 71

Consider the following information in respect of four objects A, B, C and D:















Object



Density


(kg/m3)



Volume


(m3)



Mass


(kg)



A


B


C


D



8000


2000



2


4


4



4000


1000


2000



Which object would float on water?


A. A


B. B


C. C


D. D