JOIN NOW

Physics

Give two reasons for the use of mercury as a barometric liquid.

Fluids Pressure

51 Likes

Answer

Uses of mercury as a barometric liquid are —

  1. The vapour pressure of mercury is negligible, so the vapours in the torricellian vacuum does not affect the barometric height.
  2. Mercury neither wets nor sticks to the glass tube, therefore it gives accurate reading.

Answered By

36 Likes

Related Questions