Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-conceptual-Hard-Class 11
Which of the following statements about the melting point of a substance is correct?
A
The melting point is invariant regardless of pressure changes.
B
The melting point of a substance is a characteristic property and depends on pressure.
C
The normal melting point is defined as the melting point at zero pressure.
D
Melting occurs only when the surrounding temperature is above the melting point.
Correct Answer
Option B
Detailed Explanation
The melting point of a substance is indeed a characteristic property that depends on pressure, as stated in the NCERT context. The normal melting point refers to the melting point at standard atmospheric pressure, not zero pressure.
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