The answer explains the type of energy used in different processes such as whistling of a cooker, an arrow released from a bow, a racing car, and a moving ceiling fan.
(a) Whistling of a cooker: The energy used in this process is thermal energy, which results from atomic and molecular motion.
(b) An arrow released from a bow: The energy used here is potential energy, which is transformed into kinetic energy as the arrow is released.
(c) A racing car: The type of energy here is kinetic energy, as the car is in motion.
(d) A moving ceiling fan: The energy utilized is electric energy, powering the rotation of the fan blades.
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