The acceleration due to gravity at a place is π² m/sec². Then the time period
The acceleration due to gravity at a place is π² m/sec². Then the time period of a simple pendulum of length one metre is
Options
(a) 2/π sec (b) 2π sec (c) 2 […]
Oscillations
An ideal spring with spring constant K is hung from the ceiling and a block of mass
An ideal spring with spring constant K is hung from the ceiling and a block of mass M is attached to its lower end. The mass is released with the spring initially unstretched. Then the […]
A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken to a height R above the earth’s surface where R is the radius of the earth. The value […]
Length of second pendulum is
Length of second pendulum is
Options
(a) 100 cm (b) 60 cm (c) 120 cm (d) 80 cm
Correct Answer:
100 cm
Explanation:
No explanation available. Be the first to write the explanation […]
An object is attached to the bottom of a light vertical spring and set vibrating.
An object is attached to the bottom of a light vertical spring and set vibrating. The maximum speed of the object is 15cm/sec and the period is 628 mili-sec. The amplitude of the motion in […]
The displacement of an object attached to a spring and executing simple harmonic
The displacement of an object attached to a spring and executing simple harmonic motion is given by x=2×10⁻² cos πt metre. The time at which the maximum speed first occurs is
Options
(a) […]
One-fourth length of a spring of force constant K is cut away. The force constant
One-fourth length of a spring of force constant K is cut away. The force constant of the remaining spring will be
Options
(a) 3/4 K (b) 4/3 K (c) K (d) 4K
Correct […]
A mass of 2.0 kg is put on a flat plan attached to a vertical spring fixed on the ground
A mass of 2.0 kg is put on a flat plan attached to a vertical spring fixed on the ground as shown in the figure. The mass of the spring and the pan is negligible. […]
A particle executing SHM with amplitude of 0.1 m. At a certain instant,
A particle executing SHM with amplitude of 0.1 m. At a certain instant, when its displacement is 0.02 m, its acceleration is 0.5 m/s². The maximum velocity of particle is (in m/s)
Options
A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards with acceleration g/4, then the new time period will be
Options
(a) 2T / √5 (b) √5T […]