Physics - Study Mode

[#331] Absolute Zero is defined as
Correct Answer

(A) The temperature at which all molecular motion ceases

Explanation

Solution: Absolute Zero is defined as temperature at which all molecular motion ceases.

[#332] At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal?
Correct Answer

(A) –40

Explanation

Solution: Celsius and Fahrenheit are the same at – 40 degrees since the scales converge.

[#333] At what temperature (in Fahrenheit) pure water freezes?
Correct Answer

(A) 32

Explanation

Solution: 32 o F is the temperature at which fresh water freezes is called the freezing point. The freezing point is the temperature at which a liquid turns to a solid.

[#334] On the Kelvin scale, the melting point of ice is
Correct Answer

(C) 273K

Explanation

Solution: The melting point of ice on Kelvin scale is 273 K.

[#335] The temperature which has the same reading on both Fahrenheit and Celsius scales is
Correct Answer

(B) –40°

Explanation

Solution: The temperature which has the same reading on both Fahrenheit and Celsius scales is –40°.