Machines are examples for narrow band noise

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Reference no: EM13304432

1) machines are examples for narrow band noise. True or False ?

A) True

B) False

2. Loss or change in the CPCs material's chemical resistance or physical properties is known as:

A) Degredation

B) Permeation

C) Viscosity

D) Penetration

3. If the coefficient of friction is 0.1, it means :

A) Good traction

B) Slippery but not hazardous

C) Slippery and hazardous

D) Very slippery and very hazardous

4. The lowest temperature at which a substance gives off sufficient vapors to combine with air to form an ignitable mixture is called:

A) Boiling point

B) Evaporation point

C) Flash point

D) Phase change point

5. Noise exposure measurement records must be kept on site for :

A) 6 months

B) 2 years

C) 3 years

D) 5 years

Reference no: EM13304432

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