A Platinum Wire Is Used to Determine the Melting Point

question 40

Multiple Choice

A platinum wire is used to determine the melting point of indium. The resistance of the platinum wire is 2.000 Ω at 20°C and increases to 3.072 Ω as indium starts to melt. What is the melting point of indium? (The temperature coefficient of resistivity for platinum is 3.9 × 10^-3/C°.)

• A)117°C
• B)137°C
• C)157°C
• D)235°C
• E)351°C

---

Definitions:

Civil Commitment

A legal process through which an individual with severe mental illness can be ordered by a court to receive treatment in a psychiatric hospital.

Psychiatric Hospital

A health care facility specializing in the diagnosis, treatment, and care of patients with mental illnesses.

Anaesthesiologist

A medical specialist focused on the administration of anesthesia and the management of patients before, during, and after surgery.

Fit To Stand Trial

A legal determination that an individual has the mental capacity to understand court proceedings and participate in their defense.