GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Temperature is generally proportional to a substance’s
A
thermal energy
B
vibrational kinetic energy
C
average translational kinetic energy
D
rotational kinetic energy
Explanation: 

Detailed explanation-1: -The temperature of a substance is directly proportional to the average kinetic energy of the substance particles. Because the mass of these particles is constant, the particles must move faster as the temperature rises.

Detailed explanation-2: -In a gas, the individual atoms and molecules are moving randomly. The absolute temperature T of the gas is proportional to the average translational kinetic energy of a gas atom or molecule, ½m<v2>.

Detailed explanation-3: -Thermal energy is the total energy an object has due to the internal motions of its particles. The temperature is related to the average kinetic energy-not the total kinetic energy.

Detailed explanation-4: -Temperature is proportional to average kinetic energy.

Detailed explanation-5: -As the temperature increases the movement of the particle become high. This lead to increase in kinetic energy.

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