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Check for understanding - Efficiency Calculations 290121

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Last updated over 5 years ago
3 questions
1
1
1
Question 1
1.

Question 2
2.

Question 3
3.

A speaker has 95J of kinetic energy. 6J of energy is dissipated as heat, how much energy is transferred by radiation into sound?
95J
89J
101J
A speaker has 95J of kinetic energy. 6J of energy is dissipated as heat, the rest is transferred by radiation into sound. Name the useful energy transfer
Kinetic Energy
Dissipated as Heat
Transferred by radiation into sound
A speaker has 95J of kinetic energy. 6J of energy is dissipated as heat, the rest is transferred by radiation into sound. Name the wasted energy transfer
Kinetic Energy
Dissipated as Heat
Transferred by radiation into sound