" At what temperature,the average speed of gas molecules will be double that at "27^(@)C" ? "

The average speed of gas molecules is equal to

At what temperature, the average speed of gas molecules be double of that at temperature, 27^(@)C ?

The average speed of gas molecules is equal to :

The temperature at which the average speed of perfect gas molecules is double than at 17^(@)C is

The temperature at which the average speed of perfect gas molecules is double than at 17^(@)C is

The temperature at which the average speed of perfect gas molecules is double than at 17^(@)C is

The temperature at which the average speed of the gas molecules is double to that at a temperature of 27^(@)C is

The temperature at which the average speed of the gas molecules is double to that at a temperature of 27^(@)C is

As what temperature the speed of sound in air will because double of its value at 27^(@) ?