AIIMS (All India Institute of Medical Sciences) Physics: Questions 476 - 481 of 500
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Question number: 476
» Dual Nature of Matter and Radiation » Dual Nature of Radiation
Question
If the wavelength of light is , then the number of waves in length will be –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 10000 | |
b. | 2000 | |
c. | 3000 | |
d. | 1000 | |
Question number: 477
» Electrostatics » Forces between Two Point Charges
Appeared in Year: 2004
Question
A charged oil drop is suspended in a uniform field of so that it neither falls nor rises. The charge on the drop will be –
(Take the mass of the charge and ) (AIEEE)
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
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b. |
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c. |
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d. |
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Question number: 478
» Electromagnetic Induction & Alternating Currents » LCR Series Circuit
Appeared in Year: 1987
Question
In a LCR series circuit, , and the total impedance of the circuit is: [RPET]
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
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b. |
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c. |
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d. | Question does not provide sufficient data or is vague | |
Question number: 479
» Magnetic Effects of Current and Magnetism » Ampere's Law
Question
A current of flows through two long parallel wires. The magnetic force on each wire is If their currents makes doubled and separation between them makes of initial value then magnetic force per unit length of each wire becomes –
Choices
| Choice (4) | Response | |
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a. |
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b. |
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c. |
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d. |
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Question number: 480
» Current Electricity » Electric Current
Question
The current through a wire depends on time as . Calculate the charge crossed through a cross section of the wire in .
Choices
| Choice (4) | Response | |
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a. |
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b. |
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c. |
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d. |
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Question number: 481
» Electrostatics » Gauss's Law
Appeared in Year: 2001
Question
A cube of metal is given a charge , which of the following statements is true: [MP PET]
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Potential at the surface of cube is zero | |
b. | Electric field varies within the cube | |
c. | Potential within the cube is zero | |
d. | Electric field is normal to the surface of the cube | |