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O Level Physics Practice Test 34

# Thermal Properties MCQ Questions PDF - 34

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## Physics: Thermal Properties MCQ Quiz

MCQ: The absorption or release of thermal energy changes the

A) external energy of matter
B) internal energy of matter
C) both internal and external energy of matter
D) none of the energies

MCQ: The speed of the truck is 40 m s-1, after 10 seconds its speed decreases to 20 m s-1, its acceleration is

A) −1 m s-1
B) −2 m s-1
C) −4 m s-1
D) −5 m s-1

MCQ: Assuming the heat capacity of a 10 g of water to be 42 J ⁄ K, the heat required to raise its temperature from 25 °C to 35 °C would be

A) 42 J
B) 420 J
C) 4200 J
D) None of the above

MCQ: Energy is the

A) ability to do work
B) capacity of power
C) efficiency
D) input

MCQ: The centigrade (Celsius) scale can be converted into Kelvin scale by the formula

A) Ω °C = Temperature in Kelvin + 273
B) Ω °C = Temperature in Kelvin - 273
C) Ω °C = Temperature in Fahrenheit + 273
D) Ω °C = Temperature in Fahrenheit - 273