Advertisements
Advertisements
Question
The density of brass is 8.4 g cm-3. What do you mean by this statement?
Advertisements
Solution
This statement means one cubic centimetre volume of brass has mass of 8.4 g.
APPEARS IN
RELATED QUESTIONS
Why do we feel light on our feet when standing in a swimming pool with water up to our armpits ?
What is a density bottle? How is it used to find the density of a liquid?
Explain the following statement:
It is easier to cut with a sharp knife than with a blunt one.
How does the liquid pressure on a diver change if :
The diver moves horizontally?
Complete the following sentence :
Pressure at all points at the same depth is ....................
The pressure P1 at a certain depth in river water and P2 at the same depth in sea water are related as :
A block of iron of mass 7.5 kg and of dimensions 12 cm × 8 cm × 10 cm is kept on a table top on its base of side 12 cm × 8 cm.
Calculate:
- Thrust and
- Pressure exerted on the table top
Take 1 kgf = 10 N.
Describe an experiment to show that a body immersed in a liquid appears lighter than it really is.
A homogeneous block floats on water (a) partly immersed (b) completely immersed. In each case state the position of centre of buoyancy B with respect to the centre of gravity G of the block.
Define atmospheric pressure diving suits. Does a diving suit create buoyancy?
