Question
A bicycle tyre is filled with air having pressure of 270 kPa at 27^ C . The approximate pressure of the air in the tyre when the temperature increases to 36^ C is
BITSAT
Physics
Kinetic Theory of Gases
2023
BITSAT 2023 (Memory Based Paper 1)
BITSAT Physics Question (2023) — Solution
Options
- A. 270 kPa
- B. 262 KPa
- C. 278 kPa
- D. 360 kPa
Answer
C. 278 kPa
Step-by-step solution
From the ideal gas equation PV = nRT Here, volume is constant P _1 ~T _1 = P _2 ~T _2 Here, T_1=27+273=300 ~K P_1=270 kPa T _2=36+273=309 ~K P_2= P_1 T_1 T_2= 270 (309) 300 =278 kPa
Related: Physics — Kinetic Theory of Gases · All PYQ Banks