Advertisements
Advertisements
प्रश्न
A beaker full of water is suspended from a spring balance. Will the reading of the balance change if a cork is placed in water ?
Advertisements
उत्तर
The beaker is suspended from a spring balance. If an object is added to the beaker, the net weight held by the spring balance increases. Thus, the reading of the spring balance will increase by the weight of the cork.
APPEARS IN
संबंधित प्रश्न
The volume of 50 g of a substance is 20 cm3. If the density of water is 1 g cm−3, will the substance float or sink?
Write the common unit of density.
What is the density of water in SI units ?
The density of a body is 800 kg/m3. Will it sink or float when dipped in a bucket of water ? (Density of water = 1000 kg/m3).
Explain why, big boulders can be moved easily by flood.
An iron nail sinks in water but it floats in mercury. Why ?
Steel sinks in water but a steel boat floats. Why ?
Why does a ship made of iron and steel float in water whereas a small piece of iron sinks in it ?
A beaker full of water is suspended from a spring balance. Will the reading of the balance change if a piece of heavy metal is placed in it ?
Give reasons for your answer.
A rectangle wooden block has length, breadth and height of 50 cm, 25 cm and 10 cm, respectively. This wooden block is kept on ground in three different ways, turn by turn. Which of the following is the correct statement about the pressure exerted by this block on the ground?
