A 50-Kg Mass Is Suspended by a String from the Ceiling

question 94

Multiple Choice

A 5.0-kg mass is suspended by a string from the ceiling of an elevator that is moving upward with a speed which is decreasing at a constant rate of 2.0 m/s in each second. What is the tension in the string supporting the mass?

• A) 49 N
• B) 39 N
• C) 59 N
• D) 10 N
• E) 42 N

---

Definitions:

Onset Of Illness

The initial stage or beginning symptoms of a disease or health condition.

Koplik Spots

Small, white lesions that appear on the inside of the mouth, typically a sign of measles infection.

Measles

A highly contagious viral infection known for its distinctive red rash, fever, and respiratory symptoms.

Rubella

A contagious viral infection best known for its distinctive red rash, also known as German measles; it's particularly dangerous to pregnant women due to the risk of congenital rubella syndrome.