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प्रश्न
Water stored in a dam possesses :
पर्याय
no energy
electrical energy
kinetic energy
potential energy
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उत्तर
Water stored in a tank possesses gravitational potential energy because of its position above the ground.
Therefore, the answer is, (d) Potential energy.
संबंधित प्रश्न
Show that the sum of kinetic energy and potential energy (i.e., total mechanical energy) is always conserved in the case of a freely falling body under gravity (with air resistance neglected) from a height h by finding it when
- The body is at the top.
- the body has fallen a distance x.
- the body has reached the ground.
State whether the object possess kinetic energy, potential energy, or both :
A bird running on the ground ____________.
State whether the object possess kinetic energy, potential energy, or both :
A stretched spring lying on the ground ____________.
What kind of energy is possessed by the following?
A stone kept on roof-top _______________
What kind of energy is possessed by the following?
A stretched rubber band _____________
Name the device or machine which convert :
Light energy into electrical energy.
Fill in the blank with suitable word:
The electricity meter installed in our homes measure electrical energy in the units of ___________.
What do you understand by the term 'transformation of energy"? Explain with an example.
Name the energy transfers which occur when : there is a picture on a television screen
A body of mass 10 kg at rest is acted upon simultaneously by two forces 4 N and 3 N at right angles to each other. The kinetic energy of the body at the end of 10 s is
