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CBSE Class 11-science Answered

A sphere is hung at the end of a wire, and 30o rotation of the sphere about the wire generates a restoring torque of 4.6 Nm.  If the moment of inertia of the sphere is 0.082 kg m2, deduce the frequency of angular oscillations.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
Angular displacement,
Answered by | 04 Jun, 2014, 03:23: PM

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CBSE 11-science - Physics
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Asked by hjha9709 | 25 Feb, 2024, 12:13: PM
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CBSE 11-science - Physics
What will be the period of oscillation of a simple pendulum of length 100 cm in a spaceship in a geostationary orbit?
Asked by Topperlearning User | 19 May, 2015, 10:21: AM
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CBSE 11-science - Physics
Write the formula for the time period of a liquid column of length L, oscillating in a U-tube.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A vertical U-tube of uniform cross-section contains water up to a height of 20 cm.  Calculate the time-period of the oscillation of water when it is disturbed.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A cylindrical wooden block of cross-section 15 cm2 and mass 230 g is floated over water with an extra weight of 50 g attached to its bottom.   The cylinder floats vertically.  From the state of equilibrium, it is slightly depressed, and released.  Deduce the frequency of oscillation of the block.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
A horizontal platform with an object placed on it is excuting SHM in the vertical direction.  The amplitude of oscillation is 2.5 cm. What must be the least period of these oscillations so that the object is not detached from the platform?  Take g = 10 ms-2.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
A sphere is hung at the end of a wire, and 30o rotation of the sphere about the wire generates a restoring torque of 4.6 Nm.  If the moment of inertia of the sphere is 0.082 kg m2, deduce the frequency of angular oscillations.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
Derive an expression for the time-period and frequency of oscillation of a cylindrical wooden block floating over water when it is slightly depressed, and released from the state of equilibrium.
Asked by Topperlearning User | 19 May, 2015, 12:03: PM
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CBSE 11-science - Physics
Show that for a liquid contained in a U-tube and vibrating simple harmonically, the frequency
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 11-science - Physics
If the earth were a homogeneous sphere and a straight hole bored in it through its centre, show that if a body were dropped into the hole it would execute a simple harmonic motion.  Also find its time period.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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