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The force acting on a 4gm mass in the po...

The force acting on a 4gm mass in the potential field `U= 8x^2 at x= -2 cm` is :

A

8 dyne

B

4 dyne

C

16 dyne

D

32 dyne

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The correct Answer is:
D
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MOTION-SIMPLE HARMONIC MOTION-EXERCISE -2 (Objective Problems | NEET)
  1. The value of total mechanical energy of a particle is SHM is

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  2. Maximum kinetic energy of a particle suspended from a spring in oscill...

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  3. The force acting on a 4gm mass in the potential field U= 8x^2 at x= -2...

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  4. On suspending a mass m from a spring of force constant k, frequency of...

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  5. In the adjoining figure the frequency of oscillation for a mass m will...

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  6. A object of mass m is suspended from a spring and it executes SHM with...

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  7. As shown in the figure, two light springs of force constant k(1) and k...

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  8. The spring constants of two springs of same length are k(1) and k(2) a...

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  9. The total spring constant of the system as shown in the figure will be...

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  10. Some springs are combined in series and parallel arrangement as shown ...

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  11. K is the force constant of a spring. The work done in increasing its e...

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  12. The time period of a simple pendulum when it is made to oscillate on t...

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  13. On loading a spring with bob, its period of oscillation in a vertical ...

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  14. In a winding (spring) watch, the energy is stored in the form of :

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  15. A spring has length'l' and spring constant 'k'. It is cut into two pie...

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  16. The time period of an oscillating body executing SHM is 0.05 sec and i...

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  17. The mass of a bob, suspended in a simple pendulum, is halved from the ...

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  18. The length of a simple pendulum is 39.2//pi^(2) m. If g=9.8 m//s^(2) ...

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  19. A hollow sphere is taken as bob of a simple pendulum. This hollow sphe...

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  20. The length of a second pendulum is

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