Solved Specific Heat and Calorimetry (Heat _

Specific Heat and Calorimetry MCQs for Competitive Exams

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Topic Notes: Specific Heat and Calorimetry

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Specific Heat and Calorimetry MCQs in Physics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

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Which color configuration for an umbrella is most effective for providing protection against solar radiation?

Top white and bottom black

Top black and bottom white

Only white

Only black

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Based on a temperature-time graph for two liquids P and Q being heated from 0°C to 100°C, which statement correctly describes their heating behavior?

At no point of time during heating did the two liquids have the same temperature

Q attained the temperature of 100°C faster than P

During heating, liquid P has always warmer than Q

P attained the temperature of 100°C faster than Q

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What is the possible range of values for the specific heat capacity of a gas?

zero value

any positive value ranging from zero to infinity

any positive value ranging from five to infinity

always negative value

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Assertion: Adding ice to a drink cools it. Reason: Ice absorbs latent heat from the drink to melt, resulting in cooling. Evaluate these statements.

(A) is true, but (R) is false

Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are true, but (R) is not the correct explanation of (A)

(A) is false, but (R) is true

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Which of the following states of matter are generally considered poor conductors of heat?

liquids only

gases only

metals

liquids and gases

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What is the standard value for the latent heat of fusion of ice?

1.36 × 105 Jkg-1

4.36 × 105 Jkg-1

2.36 × 105 Jkg-1

3.36 × 105 Jkg-1

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In which states of matter is heat transfer via convection primarily observed?

solids and vacuum

gases and liquids

vacuum and gases

solids and liquids

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Why does snow on mountain peaks not melt immediately when exposed to sunlight?

It has a high latent heat of fusion

It becomes very hard

It has a low specific heat capacity

It reflects most of the heat from the sun

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Which of the following metals is recognized as the most efficient conductor of heat?

Gold

Silver

Copper

All of the above

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Which of the following metals exhibits the highest thermal conductivity?

Aluminium

Copper

Iron

Silver

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Specific Heat and Calorimetry MCQs for Competitive Exams

Specific Heat and Calorimetry MCQs for Competitive Exams

Topic Notes: Specific Heat and Calorimetry

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