GSC101 General Science Assignment No 02 Solution & Discussion June 2016
Question No. 1 How it is possible that a ray of light passes from a medium A to medium B without any change indirection?Explain your answer.
Marks = 3
Question No. 2 A tank truck was filled with 45,725 L of gasoline in Peshawar where the temperature was 28.0°C. The gasoline was delivered to Swat where the temperature was -12°C. Volume expansion coefficient of Gasoline is 950×10-6 °C-1.
a) Find out the amount of gasoline delivered in litres
b) Infer the volume of the gasoline due to changed temperature
Question No. 3 What are different types of chemical reactions? Explain with examples.
Marks = 5
Question No. 4 How can you distinguish between a chemical change and physical change? Explain with suitable examples from your daily life.
Marks = 5
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anyone please can help me with the first and second question please..i am stuck in both those questions..please