JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

1 Medium

1 of 1

Application +4 | -1

An electric bulb of volume 250 cc was sealed during manufacturing at a pressure of

{10^{ - 3}}\,\,{\text{mm}}\,\,{\text{of}}\,\,\,{\text{Hg}}

27^\circ C.

Number of air molecules contained in the bulb is

View answer and explanation

Correct option: B

8 \times {10^5}

Option B (

8 \times 10^5

) is correct because it is calculated using the ideal gas law.

More Questions from THERMAL PROPERTIES OF MATTER

Practice All Chapter MCQs →

n = \frac{{PV}}{{RT}},n =

{25^0}

{0^0}C

E\,\,W{m^{ - 2}}

\left( {\frac{T}{2}} \right)K