A Noisy Workplace Has a Noise Level of 90 DB

question 38

Multiple Choice

A noisy workplace has a noise level of 90 dB.You want to reduce this to a more comfortable 75 dB.By what factor must the power of the noise source be reduced? (That is,what is the ratio of the new power to the old?)

• A)0.83
• B)0.67
• C)0.32
• D)0.032
• E)0.010

Apply principles of proportion and percentage change to solve real-world problems.

Understand and calculate cost allocation among different entities or divisions.

Analyze and compute the effective cost of composite materials or products.

Calculate the individual costs and charges based on total costs and specific conditions.

---

Definitions:

Person-Role Conflict

A situation where an individual's personal values or beliefs are in conflict with the expectations or demands of their professional role.

Interrole Conflict

A psychological conflict that arises when the expectations of different roles assumed by an individual clash, creating stress and difficulty in fulfilling those roles satisfactorily.

Intrarole Conflict

A situation where conflicting demands are placed on an individual within the same role, leading to stress or difficulty in performance.

Interpersonal Conflict

A situation where two or more people have opposing interests or perspectives, causing disagreement.