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List of top Physics Questions on Heat, internal energy and work

An electric heater supplies heat to a system at a rate of 100 W. If the system performs work at a rate of 75 W, then the rate at which internal energy increases will be: ____.
  • NEET (UG) - 2026
  • NEET (UG)
  • Physics
  • Heat, internal energy and work

एक वैद्युत तापक (हीटर) एक निकाय को 100 W की दर से ऊष्मा प्रदान करता है। यदि निकाय 75 J/s की दर से कार्य करता है, तो वह दर जिससे आंतरिक ऊर्जा बढ़ती है, वह होगी : 
 

  • NEET (UG) - 2026
  • NEET (UG)
  • Physics
  • Heat, internal energy and work
A gas mixture consists of 2 moles of O2 and 4 moles of Ar at temperature T. Neglecting all vibrational modes, the total internal energy of the system is
  • NEET (UG) - 2017
  • NEET (UG)
  • Physics
  • Heat, internal energy and work