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प्रश्न
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उत्तर
Equilibrium is a condition where the amount of a commodity buyers want to purchase is equal to the amount sellers are willing to supply.
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संबंधित प्रश्न
A machine raises a load of 750 N through a height of 16 m in 5 s. calculate:
- energy spent by machine,
- power at which the machine works.
What are the units of (a) work, and (b) energy?
Name the physical quantity whose SI unit is Nm.
Explain the difference between a uniform linear motion and a uniform circular motion.
What is the work done when the object acted upon by a force remains at rest?
(a) Define power and name its unit.
(b) A girl weighting 50 kg climbs up 60 steps each of 20 cm height in 5 minutes. Calculate the power developed.
What is the difference between renewable and non-renewable resources?
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
Suma is swimming in a pond.
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
A green plant is carrying out photosynthesis.
