KVPY (Kishore Vaigyanik Protsahan Yojana) Stream SB-SX (Class 12 & 1st Year B.Sc.) Physics: Questions 231 - 234 of 268
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Question number: 231
» Oscillations and Waves » Simple Pendulum
Appeared in Year: 2014
Question
The maximum value attained by the tension in the string of a swinging pendulum is four times the minimum value it attains. There is no slack in the string. The angular amplitude of the pendulum is –
Choices
| Choice (4) | Response | |
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| a. | 600 |
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| b. | 450 |
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| c. | 300 |
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| d. | 900 |
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Question number: 232
Appeared in Year: 2014
Question
Two identical parallel plate capacitors of capacitance C each are connected in series with a battery of emf, E as shown. If one of the capacitors is now filled with a dielectric of dielectric constant k, the amount of charge which will flow through the battery is (neglect internal resistance of the battery)
Circuit Diagram of Two Capacitors and a Battery
In figure a circuit diagram consist of two capacitors and a battery is shown.
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Question number: 233
» Properties of Solids & Liquids » Application of Surface Tension
Question
A air bubble is formed at the bottom of a lake. When the bubble rises to the surface, its radius increases 3 times. The depth of the lake at that spot is –
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Question number: 234
» Center of Mass » Centre of Mass of a Rigid Body
Appeared in Year: 2015
Question
The distance between the vertex and the center of mass of a uniform solid planar circular segment of angular size θ and radius R is given by.
A Uniform Solid Planar Circular Segment.
In figure a uniform solid planar circular segment of angular size (theta) and radius R is shown.
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