CBSE Class 9 Answered
solution

Asked by rohitkasbe11 | 20 Mar, 2020, 12:11: AM
Q.1. - A block weighs 165 g in air and 130 g in water. Calculate the volume and specific gravity.
Solution -
Let the volume of block be V
By Archimede's principle,
mass of object in air - apparent mass when submergerd in water = density of water x volume of object
165 g - 130 g = 1 x V
V = 35 g
Specific gravity also known as relative density = density of object/density of water = mass of object in air/Volume of object/density of water
Thus,
Specific gravity = 165/35/1 = 4.7
Answered by Shiwani Sawant | 20 Mar, 2020, 01:03: PM
Application Videos
Concept Videos
CBSE 9 - Physics
Asked by sailavanya000 | 17 Dec, 2020, 04:09: PM
CBSE 9 - Physics
Asked by dkhuntia78 | 22 Jul, 2020, 02:34: AM
CBSE 9 - Physics
Asked by swatipuspapatel | 19 Jul, 2020, 11:28: AM
CBSE 9 - Physics
Asked by sandhyaprasad100 | 08 Jan, 2020, 11:33: AM
CBSE 9 - Physics
Asked by saradamahapatra9999 | 28 Dec, 2019, 09:06: AM
CBSE 9 - Physics
Asked by arpitchaudhary123 | 20 Nov, 2019, 03:32: PM
CBSE 9 - Physics
Asked by arajeevshashank | 19 Nov, 2019, 07:00: PM
CBSE 9 - Physics
Asked by arajeevshashank | 13 Nov, 2019, 06:58: PM