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प्रश्न
(i) The conversion of part of the energy into an undesirable form is called ______________.
(ii) For a given height h, __________________ the length l of the inclined plane, lesser will be the effort required.
उत्तर
(i) The conversion of part of the energy into an undesirable form is called dissipation of energy.
(ii) For a given height h, more the length l of the inclined plane, lesser will be the effort required.
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संबंधित प्रश्न
Define calorific value of a fuel.
Which of the following produces more heat (per unit mass) on burning?
Give one relevant example for the following transformation of energy:
Electrical energy to mechanical energy.
Select the renewable and non-renewable sources of energy from the following:
Water
State two disadvantages of producing electricity from solar energy.
MULTIPLE CHOICE TYPE:
The ultimate source of energy is:
(a) wood
(b) wind
(c) water
(d) sun
Is it possible that a body may possess energy even when it is not in motion?
What is dissipation of energy?
Use your brain power!
Why do tablets of camphor decrease in size day by day?
In which states is water found in nature?
