General
Easy
Physics-

The potential energy U between two molecules as a function of the distance x between them has been shown in the figure. The two molecules are.

Physics-General

  1. Attracted when x lies between A& B and are repelled when x lies between B&C.    
  2. Attracted when x lies between B and C and are repelled when x lies between A and B.    
  3. Attracted when they reach B.    
  4. Repelled when they reach B.    

    Answer:The correct answer is: Attracted when x lies between B and C and are repelled when x lies between A and B.

    Book A Free Demo

    +91

    Grade*

    Related Questions to study

    General
    physics-

    The value of force constant between the applied elastic. force F and displacement will be

    The value of force constant between the applied elastic. force F and displacement will be

    physics-General
    General
    physics-

    The graph shows the behavior of a length of wire in the region for which the substance obeys Hooke's law. P & Q represent.

    The graph shows the behavior of a length of wire in the region for which the substance obeys Hooke's law. P & Q represent.

    physics-General
    General
    physics-

    The diagram shows stress w/s strain curve for the materials A and B. From the curves we infer that

    The diagram shows stress w/s strain curve for the materials A and B. From the curves we infer that

    physics-General
    General
    physics-

    The graph is drawn between the applied force F and the strain (x) for a thin uniform wire the wire behaves as a Iiquid in the part.

    The graph is drawn between the applied force F and the strain (x) for a thin uniform wire the wire behaves as a Iiquid in the part.

    physics-General
    General
    physics-

    The adjacent graph shows the extension left parenthesis Δl right parenthesis of a wire of length I m suspended from the top of a roof at one end with the load W connected to the other end. If the cross sectional area of the wire is 10 minus to the power of 6 end exponent m to the power of 2 end exponent, calculate the young's modulus of the material of the wire.

    The adjacent graph shows the extension left parenthesis Δl right parenthesis of a wire of length I m suspended from the top of a roof at one end with the load W connected to the other end. If the cross sectional area of the wire is 10 minus to the power of 6 end exponent m to the power of 2 end exponent, calculate the young's modulus of the material of the wire.

    physics-General
    General
    maths-

    If f colon R not stretchy rightwards arrow R text  is defined by  end text f left parenthesis x right parenthesis equals x minus left square bracket x right square bracket minus 1 half text  fo  end text x where left square bracket x right square bracket is the greatest integer no exeeding x comma text  then  end text open curly brackets x element of R colon f left parenthesis x right parenthesis equals 1 half close curly brackets equals

    If f colon R not stretchy rightwards arrow R text  is defined by  end text f left parenthesis x right parenthesis equals x minus left square bracket x right square bracket minus 1 half text  fo  end text x where left square bracket x right square bracket is the greatest integer no exeeding x comma text  then  end text open curly brackets x element of R colon f left parenthesis x right parenthesis equals 1 half close curly brackets equals

    maths-General
    General
    physics-

    The strain-stress curves of three wires of different materials are shown in the figure. P,Q and R the elastic limits of the wires the figure shows that

    The strain-stress curves of three wires of different materials are shown in the figure. P,Q and R the elastic limits of the wires the figure shows that

    physics-General
    General
    physics

    A lift of mass 1000 kg is moving with an acceleration of 1 ms-2 in upward direction tension developed in the rope of lift is…..N (g=9.8ms-2)

    A lift of mass 1000 kg is moving with an acceleration of 1 ms-2 in upward direction tension developed in the rope of lift is…..N (g=9.8ms-2)

    physicsGeneral
    General
    physics

    Three  blocks of masers m1,m2 and  by massless strings as shown in figure, on a frictionless table. They are Pulled with the force T3=40 N. If  m1=10 kg,m2=6 kg and m3=4kg the tension T2  will  be=...N

    Three  blocks of masers m1,m2 and  by massless strings as shown in figure, on a frictionless table. They are Pulled with the force T3=40 N. If  m1=10 kg,m2=6 kg and m3=4kg the tension T2  will  be=...N

    physicsGeneral
    General
    physics

    A Person standing on the floor of a lift  drops a coin. The coin reaches the floor of the lift in time to if the lift is stationary and the time t2 if il is acceleratcd in upward direction. Than

    A Person standing on the floor of a lift  drops a coin. The coin reaches the floor of the lift in time to if the lift is stationary and the time t2 if il is acceleratcd in upward direction. Than

    physicsGeneral
    General
    physics

    If the surfaces shown in figure are frictionless, the ratio of T1 and T2 is……..

    If the surfaces shown in figure are frictionless, the ratio of T1 and T2 is……..

    physicsGeneral
    General
    physics-

    Which are of the following is the young's modulus (in open N divided by m squared close parentheses for the wire having the stress strain curve in the figure.

    Which are of the following is the young's modulus (in open N divided by m squared close parentheses for the wire having the stress strain curve in the figure.

    physics-General
    General
    physics-

    The diagram shows the change x in the length of a thin uniform wire caused by the application of stress F at two different temperature T subscript 1 end subscript & T subscript 1 end subscript  The variation

    The diagram shows the change x in the length of a thin uniform wire caused by the application of stress F at two different temperature T subscript 1 end subscript & T subscript 1 end subscript  The variation

    physics-General
    General
    physics-

    The point of maximum and minimum attraction in the curve between potential energy (U) and distance (r) of a diatomic molecules are respectively.

    The point of maximum and minimum attraction in the curve between potential energy (U) and distance (r) of a diatomic molecules are respectively.

    physics-General
    General
    physics

    A car turns a comer on a slippery road at a constant speed of 10m/5. If the coefficient of friction is 0.5, the minimum radius of the are at which the car turns is …….. meter.

    A car turns a comer on a slippery road at a constant speed of 10m/5. If the coefficient of friction is 0.5, the minimum radius of the are at which the car turns is …….. meter.

    physicsGeneral