Home
Class 12
PHYSICS
A body oscillates with SHM according to ...

A body oscillates with SHM according to the equation , x=(5 cm) `"cos" [(2pi "rad" s^(-1))+pi//4]`. At t=1.5 s, calculate the (i) displacement, (ii) speed and (iii) acceleration of the body.

A

`-139.56 m//s^(2)`

B

`139.56 m//s^(2)`

C

`69.78 m//s^(2)`

D

`-69.78 m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • OSCILLATIONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section C) (PREVIOUS YEARS QUESTIONS)|43 Videos

  • OSCILLATIONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section D) (ASSERTION-REASON TYPE QUESTIONS)|13 Videos

  • OSCILLATIONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section - A) (OBJECTIVE TYPE QUESTIONS)|60 Videos

  • NUCLEI

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION-D)|10 Videos

  • PHYSICAL WORLD

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (Section-B)|4 Videos

Similar Questions

Explore conceptually related problems

A body oscillates with SHM, accroding to the equation, x=(5.0m)cos[(2pirads^(-1))t+pi//4] At t=1.5s , calculate the (a) diplacement (b) speed and (c) acceleration of the body.

A body oscillates with SHM, accroding to the equation, x=(5.0m)cos[(2pirads^(-1))t+pi//4] At t=1.5s , calculate the (a) diplacement (b) speed and (c) acceleration of the body.

A particle osciallates with SHM according to the equation x= (2.5 m ) cos [ ( 2pi t ) + (pi)/(4)] . Its speed at t = 1.5 s is

A body oscillates with SHM according to the equation (in SHM unit ), x=5"cos"(2pit+(pi)/(4)) . Its instantaneous displacement at t=1 s is

A body oscillates with SHM according to the equation (in SHM unit ), x=5"cos"(2pit+(pi)/(4)) . Its instantaneous displacement at t=1 s is

A particle oscillates with S.H.M. according to the equation x = 10 cos ( 2pit + (pi)/(4)) . Its acceleration at t = 1.5 s is

A string oscillates according to the equation y' = (0.50 cm) sin [((pi)/(3)cm^(-1))x] cos [(40 pi s^(-1))t] . What are the (a) amplitude and (b) speed of the two waves (identical except for direction of travel) whose superposition gives the oscillation? (c) what ist eht distance between nodes? (d) What is the transverse speed of particle of the string at the position x = 1.5 cm when t = (9)/(8)s ?

A particle moves according to the equation x= a cos pi t . The distance covered by it in 2.5 s is

A particle executing SHM according to the equation x=5cos(2pit+(pi)/(4)) in SI units. The displacement and acceleration of the particle at t=1.5 s is

A body rises vertically up to a height of 125 m in 5 s and then comes back at the point of projection. Find: (i) the total distance travelled, (ii) the displacement, (iii) the average speed and (iv) the average velocity of the body.

AAKASH INSTITUTE ENGLISH-OSCILLATIONS-Assignment (Section - B) (OBJECTIVE TYPE QUESTIONS)
  1. A 1.00 xx 10^(-20)kg particle is vibrating with simple harmonic motion...

    Text Solution

    |

  2. The equation of a S.H.M. of amplitude A and angular frequency omega i...

    Text Solution

    |

  3. A body oscillates with SHM according to the equation , x=(5 cm) "cos" ...

    Text Solution

    |

  4. The period of a particle executing SHM is 8 s . At t=0 it is at the me...

    Text Solution

    |

  5. Two particle execute SHM of same amplitude of 20 cm with same period a...

    Text Solution

    |

  6. A particle executes SHM with an amplitude of 2 cm. When the particle i...

    Text Solution

    |

  7. Figure shows the position -time graph of an object in SHM. The correct...

    Text Solution

    |

  8. A particle executes SHM according to equation x=10(cm)cos[2pit+(pi)/(2...

    Text Solution

    |

  9. A particle execute SHM and its position varies with time as x = A sin ...

    Text Solution

    |

  10. A particle of mass m in a unidirectional potential field have potentia...

    Text Solution

    |

  11. A particle is executing SHM and its velocity v is related to its posit...

    Text Solution

    |

  12. A loaded vertical spring executes simple harmonic oscillations with pe...

    Text Solution

    |

  13. A body performs S.H.M. Its kinetic energy K varies with time t as ind...

    Text Solution

    |

  14. A particle is performing SHM energy of vibration 90J and amplitude 6cm...

    Text Solution

    |

  15. The variations of potential energy (U) with position x for three simpl...

    Text Solution

    |

  16. If the particle repeats its motion after a fixed time interval of 8 s ...

    Text Solution

    |

  17. A particle is executing SHM with total mechanical energy 90J and ampli...

    Text Solution

    |

  18. A linear harmonic oscillator of force constant 6 xx 10^(5) N/m and amp...

    Text Solution

    |

  19. A seconds pendulum is mounted in a rocket. Its period of oscillation d...

    Text Solution

    |

  20. The curve between square of frequency of oscillation and length of the...

    Text Solution

    |