Ozone is formed by the action of

A. lightning.
B. electrical equipment.
C. ultraviolet radiation.
D. all of the above.


Answer: D

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Hutches should provide about 3 square feet of space per rabbit.

Answer the following statement true (T) or false (F)

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Technician A says that 6 point socket is more likely than a 12 point socket to round off a fastener head. Technician B says that a 12 point socket is more likely than a 6 point socket to round off a fastener head. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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In the circuit shown below,

(a) Write a mesh equation by summing the voltage drops around mesh 1 (left side).
(b) Write a mesh equation by summing the voltage drops around mesh 2 (right side).
(c) Solve the two equations to find I1 and I2.
(d) Find voltage V3 across R2.


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Which of the following is NOT true when evacuating an air conditioning system?

A. Air is removed B. Moisture is removed C. Contaminates are removed D. Refrigerant is removed

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