Question

6.The density of copper is 8.96. Express its
density in g/cm and kg/m!
(Ans: 8.96 g/cm: 8960 kg/m]
02. A beaker of capacity 50 mL weighs 27 g
when empty and 90 g when filled with
glycerine What is the density of glycerine in
kg/m? Ans: 1260 kg/ml
& In an experiment, an iron sphere of mass
390 g displaces 5 cm' of water. What is the
density of iron? (Ans.: 78 g/cm
9. Deepa covers a distance of 27 kın in
90 minutes What is her speed in km/h and
ni/s? [Ans: 18 km/h; 5 m/s)
10. A motor cycle travels at 20 m/s and reaches
its destination in 4 hr. How far does it travel?
Express the answer in km. [Ans: 288 km]
V.
11. Convert the following.
i 190 cm tom ü. 10 L to me
tu. 100 mL to litre is: 750 mL to cm
65 L to m
ví. 750 mL to m
vii. 600 g/cm to kg/m'
VII. 600 kg/m) to g/cm
ix. 72 km/h to m/s
X. 45 m/s to km/h
[Ans.: i. 0.00019 m', ii. 10,000 mL; ii. 0.1 L;
iv. 750 cm; v. 0.065 m'; vi 0.00075 m';
vi. 600,000 kg/m'; viii. 0.6 g/cm;
is. 20 m/s; x 162 km/h]​

Answer 1

Answer:

jf❤️❤️️❤️❤️srutshgzgjzjfjxjfxutdgfstuzjfz

lol