What is the transformation energy in the given cases :-
(a) playing of guitar
(b) an athlete running
(c) moving wind
(d) falling of a coconut
Answers
Answer:
I think option b is correct answer
Explanation:
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Hey Mate!!
Transformation of energy ;
a) Electrical energy ------------- Thermal Energy
Heat is sometimes called thermal energy. The guitar uses electrical energy. The guitar produces sound energy when the strings are plucked.
For playing a guitar ;
The guitarist uses mechanical energy to pluck the strings of the guitar. He gets the energy he needs to perform from chemical energy in food he ate earlier in the day. The stage lights use electrical energy, which they change to light energy and thermal energy (commonly called heat).
b) An athlete running
Chemical Energy- ----- Kinetic Energy------Elastic Energy
Firstly the athlete has stored chemical energy in their body. They convert this energy into kinetic energy as they accelerate down the track. Some of this kinetic energy is quickly converted into elastic energy as the pole is placed on the ground and bends. ... As the pole straightens it pulls the athlete upwards.
c) moving wind
Kinetic energy ------Electrical energy (wind turbines)
Moving air has kinetic energy. Anything that has kinetic energy has the ability to do work. Wind turbines change the kinetic energy of the wind into electrical energy. This form of energy production is also free of pollution.
d) falling of a coconut
Gravitational Potential Energy at most of the point of its fall....