Recent questions tagged oscillations and wave

+1 vote

1 answer

A point participates simultaneously in two harmonic oscillations of the same direction:

asked Apr 6, 2019 in JEE by kratos

+3 votes

1 answer

A deadweight suspended from a weightless spring extends it by Δx = 9.8 cm. What will be the oscillation

asked Apr 6, 2019 in JEE by kratos

+3 votes

1 answer

A body of mass m is suspended from a spring fixed to the ceiling of an elevator car.

asked Apr 5, 2019 in JEE by kratos

+2 votes

0 answers

A travelling harmonic wave on a string is described by y(x, t) = 7.5 sin (0.005 x +12t + π /4)

asked Apr 5, 2019 in JEE by kratos

+1 vote

1 answer

A wooden core (Fig. 4.36) supports two coils: coil 1 with inductance L1 and short-circuited coil 2 with active resistance R

asked Apr 3, 2019 in JEE by kratos

+3 votes

1 answer

Pitch of a sound depends on:

asked Apr 1, 2019 in Class 11 by kratos

+2 votes

1 answer

A magnetic needle of magnetic moment 6.7 x 10^-2 Am^2 and moment of inertia 7.5x 10^-6 kg m^2 is performing simple harmonic oscillations

asked Mar 31, 2019 in JEE by kratos

+2 votes

1 answer

A point performs damped oscillations with frequency ω and damping coefficient β. Find the velocity

asked Mar 30, 2019 in JEE by kratos

+2 votes

1 answer

A ball is suspended by an inextensible thread of length l from a point on a vertical wall.

asked Mar 28, 2019 in Class 12 by kratos

+2 votes

1 answer

The laws of vibration of a string can be verified using a sonometer. If only one string is available on the sonometer,

asked Mar 26, 2019 in JEE by kratos

+3 votes

1 answer

A point moves in the plane xy according to the law x = a sinωt, y = b cosωt, where a, b, and ω are positive constants. Find:

asked Mar 24, 2019 in JEE by kratos

+3 votes

1 answer

A uniform rod of length l is suspended by an end and is made to undergo small oscillations.

asked Mar 24, 2019 in JEE by kratos

+3 votes

1 answer

Arrange rubber, steel and glass in the order of decreasing elasticity.

asked Mar 23, 2019 in JEE by kratos

+3 votes

1 answer

If a simple harmonic motion is represented by d^2x/dt^2+ αx = 0, its time ****** is

asked Mar 23, 2019 in JEE by kratos

+1 vote

1 answer

A small mass executes linear SHM about O with amplitude a and ****** T. Its displacement from O at time T/8 after passing through O is:

asked Mar 22, 2019 in JEE by kratos

+3 votes

1 answer

A thin uniform plate shaped as an equilateral triangle with a height h performs small oscillations

asked Mar 21, 2019 in JEE by kratos

+3 votes

1 answer

A steel rod 100 cm long is clamped at its middle. The fundamental frequency of longitudinal vibrations of the rod is

asked Mar 21, 2019 in JEE by kratos

+2 votes

1 answer

Two cubes with masses m1 and m2 were interconnected by a weightless spring of stiffness x and

asked Mar 21, 2019 in JEE by kratos

+1 vote

1 answer

Write Newton’* formula for the speed of sound in a gas. Why and what correction was applied by Laplace in this formula.

asked Mar 21, 2019 in Class 11 by kratos

+2 votes

1 answer

The equation of line through (α,β,γ) and equality inclined to the axes are : (a) x - α = y - β = z - γ (b) (x - 1)/α = (y - 1)/β = (z - 1)/γ

asked Mar 18, 2019 in JEE by kratos

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