BSSC Inter Level · General Science
Heat, temperature and heat transfer.
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Q1 · Heat and Thermodynamics · EASY
A metal spoon is placed in a cup of hot tea. After some time, the handle of the spoon becomes hot. This process of heat transfer is called:
Q2 · Heat and Thermodynamics · EASY
Water is heated in a vessel. The water at the bottom becomes hot, rises up, and cooler water from the top moves down to take its place. This circulation continues until all the water is heated. This type of heat transfer is known as:
Q3 · Heat and Thermodynamics · MEDIUM
A clinical thermometer reads 98.6°F. What is the approximate temperature in Celsius scale? (Use the formula: C = 5/9 × (F - 32))
Q4 · Heat and Thermodynamics · MEDIUM
Two substances A and B of equal mass are heated with the same amount of heat energy. The temperature of A rises by 10°C while that of B rises by 5°C. Which of the following statements is correct?
Q5 · Heat and Thermodynamics · MEDIUM
Which of the following methods of heat transfer does NOT require a material medium?