Home
Class 11
PHYSICS
A sewing machine needle is oscillating s...

A sewing machine needle is oscillating simple harmonically in a vertical line of length `6cm` with a frequenct `30` per minute. The displacement of the needle `1//6s` after crossing the mean position is

A

`3sqrt(3)cm`

B

`sqrt(3)cm`

C

`3cm`

D

`1.5 cm`

Text Solution

Verified by Experts

The correct Answer is:
D
`A = 3cm, T = 2sec, y = A sin omegat`
Promotional Banner

Topper's Solved these Questions

  • OSCILLATIONS

    NARAYNA|Exercise DAMPED OSCILLATIONS|1 Videos

  • OSCILLATIONS

    NARAYNA|Exercise ILLUSTRATION|37 Videos

  • OSCILLATIONS

    NARAYNA|Exercise LEVEL-II (H.W)|1 Videos

  • NEWTONS LAWS OF MOTION

    NARAYNA|Exercise PASSAGE TYPE QUESTION|6 Videos

  • PHYSICAL WORLD

    NARAYNA|Exercise C.U.Q|10 Videos

Similar Questions

Explore conceptually related problems

A particle of mass 10g executes a linear SHM of amplitude 5 cm with a pariod of 2s . Find the PE and KE,(1)/(6) s after crossing the mean position.

A particle is executing simple harmonic motion with an amplitude of 10 cm and time period of 4s. Calculate its displacement, velocity and acceleration after 1/2 seconds, starting from the mean position.

A point of mass m is suspended at the end of a massless wire of length l and cross-section A. If Y is the Young's modulus for the wire, obtain the frequency of oscillation for the simple harmonic motion along the vertical line. [Hint: If x is the displacement of mass m from the equilibrium position then Y = (stress)/(strain)= (F/A)/(x/l) or F = (YAx)/(l) and this force acts opposite to x. Now proceed as in example 3.

A particle is executing simple harmonic motion with time period of 4 s and amplitude 10 cm. Calculate displacement, velocity after (1)/(2) second starting from mean position.

A particle executing SHM completes 1200 oscillations per minute and passes through the mean position with a velocity of 31.4ms^(-1) . Determine the maximum displacement of the particle from the mean position also obtain the displacement equation of the aprticle if its displacemet be zero at the instant t=0.

A particle is executing simple harmonic motion with a time period of 2s and amplitude 10 cm. Calculate its velocity and acceleration 2 seconds after starting from mean position.

A particle simple harmonic motion completes 1200 oscillations per minute and passes through the mean position with a velocity 3.14 ms^(-1) . Determine displacement of the particle from its mean position. Also obtain the displacement equation of the particle if its displacement be zero at the instant t = 0 .

A particle executing a simple harmonic motion has a period of 6 s. The time taken by the particle to move from the mean position to half the amplitude, starting from the mean position is

A particle makes simple harmonic motion in a straight line 4 cm long. Its velocity while passing through the centre of the line is 16 cm s^(-1) . The period of the oscillation is

A particle performs simple harmonic motion with a period of 2 second. The time taken by the particle to cover a displacement equal to half of its amplitude from the mean position is 1/a s . The value of 'a' to the nearest integer is___________ .