Heat Transfer Quiz

when you place a hot cup of tea in room temperature, heat flows from the room to the cup of tea?

• true

• false

heat transfers from system to another due to difference in temperature

• true

• false

the temperature of cold water .................................. when a pot of boiling water is placed in it

• increases

• decreases

• doesn't change

• no correct answer

What is the recorded temperature of the metallic balls of 100 C after being transferred to cold water of 20C

• both reaches a temperature of 100

• both reaches temperature of 20

• both their temperature remains the same

• both reaches temperature of 28 C

What happens to the temperature of water and metallic balls when they reach thermal equilibrium?

• temperature of balls increases

• temperature of balls doesn't change

• temperature of water decreases

• both metal balls and water reaches the same temperature

when two non-insulated systems with different temperatures come in contact, they reach thermal equilibrium

• true

• false