2. Questions Bank
  3. UPSC
  4. Physics
  5. Work, Energy And Power / कार्य, ऊर्जा एवं शक्ति

UPSC Physics Work, Energy And Power / कार्य, ऊर्जा एवं शक्ति Question Bank Laws of Motion, Force, Work, Energy and Power, Centre of Mass

  • question_answer
          Two identical particles move towards each other with velocity 2v and v respectively. The velocity of centre of mass is

    A) v                     

    B)      v/3

    C) v/2                   

    D)      zero

    Correct Answer: C

You need to login to perform this action.
You will be redirected in 3 sec spinner