If 50 g of lead (of specific heat 0.11 kcal/kg ? °C) at 100°C is put into 75 g of water (of specific heat 1.0 kcal/kg ? °C) at 0°C. What is the final temperature of the mixture?
A) 2.0°C
B) 6.8°C
C) 25°C
D) 50°C
B
Physics & Space Science
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A gas in which the pressure no longer depends on the temperature of the gas is said to be ____________________
Fill in the blank(s) with correct word
Physics & Space Science
In the formation of a river delta, why is it that coarser material is deposited first, followed by medium and finer material farther out?
What will be an ideal response?
Physics & Space Science
An automobile travels due north with a constant speed of 76 km/h. All forces considered, the unbalanced force acting on the auto is
a. zero. b. southward. c. northward. d. downward. e. upward.
Physics & Space Science
What is the theoretical efficiency of a Carnot engine that operates between 600 K and 300 K?
A) 100% B) 75% C) 25% D) 50% E) 0%
Physics & Space Science