AIIMS (All India Institute of Medical Sciences) Physics: Questions 12 - 16 of 500
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Question number: 12
» Properties of Solids & Liquids » Bulk Modulus
Appeared in Year: 2005
Question
For a constant hydraulic stress on an object, the fractional change in the object’s volume and its bulk modulus (B) are related as: [AIIMS]
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Question number: 13
» Electromagnetic Induction & Alternating Currents » Induced EMF and Current
Appeared in Year: 2005
Question
A conducting ring of radius 1 meter is placed in a uniform magnetic field B of 0.01 T, oscillating with frequency 100 Hz with its plane at right angles to magnetic field. What will be the induced electric field? [AIIMS]
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Question number: 14
» Work, Energy and Power » Elastic and Inelastic Collisions
Question
Which of the following is true: -
Choices
| Choice (4) | Response | |
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| a. | Neither momentum nor kinetic energy is conserved in inelastic collisions. |
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| b. | Momentum is conserved in all collisions but kinetic energy is conserved only in inelastic collision |
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| c. | Momentum is conserved in all collisions but not kinetic energy |
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| d. | Momentum and kinetic energy are conserved in all collisions. |
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Question number: 15
» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances
Appeared in Year: 2004
Question
Liquid oxygen remains suspended between two pole faces of a magnet because it is [AIIMS]
Choices
| Choice (4) | Response | |
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| a. | Diamagnetic |
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| b. | Antiferromagnetic |
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| c. | Paramagnetic |
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| d. | Ferromagnetic |
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Question number: 16
» Electromagnetic Induction & Alternating Currents » Eddy Currents
Appeared in Year: 2006
Question
A metallic ring is dropped down, keeping its plane perpendicular to a constant and horizontal magnetic field. The ring enters the region of magnetic field at t = 0 and completely emerges out at t = T sec. The current in the ring varies as – [AIIMS]
Choices
| Choice (4) | Response | |
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| a. |  Current Varies with Time (Choice-A) Figure shows current in the ring varies with time. |
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| b. |  Current Varies with Time (Choice-B) Figure shows current in the ring varies with time. |
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| c. |  Current Varies with Time (Choice-C) Figure shows current in the ring varies with time. |
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| d. |  Current Varies with Time (Choice-D) Figure shows current in the ring varies with time. |
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