AIIMS (All India Institute of Medical Sciences) Physics: Questions 54 - 59 of 500

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Question number: 54

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 2003

MCQ▾

Question

An electron is traveling along the x-direction. It encounters a magnetic field in the y-direction. Its subsequent motion will be – [AIIMS]

Choices

Choice (4) Response

a.

A circle in the xy-plane.

b.

A circle in the zx-plane.

c.

Straight line along the x-direction.

d.

A circle in the yz-plane.

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Question number: 55

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

Appeared in Year: 2000

MCQ▾

Question

The impedance of a circuit, when a resistance R and an inductor of inductance L are connected in series in an A. C. circuit of frequency (f) is – (AIIMS)

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 56

» Properties of Solids & Liquids » Application of Surface Tension

Appeared in Year: 1976

MCQ▾

Question

The spherical shape of rain-drop is due to [CPMT 90; NCERT 1982; JIPMER 99; DCE 99; AFMC 99; MHCET 2000; CPMT 01; AFMC 01]

Choices

Choice (4) Response

a.

Density of the liquid

b.

Gravity

c.

Surface tension

d.

Atmospheric pressure

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Question number: 57

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

Appeared in Year: 2000

MCQ▾

Question

Magnetic permeability is maximum for – [AIIMS]

Choices

Choice (4) Response

a.

Paramagnetic substance

b.

Diamagnetic substance

c.

Ferromagnetic substance

d.

All of the above

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Question number: 58

» Properties of Solids & Liquids » Bernoulli's Principle and Its Applications

Appeared in Year: 2002

MCQ▾

Question

Scent sprayer is based on [AIIMS]

Choices

Choice (4) Response

a.

Boyle’s law

b.

Charles law

c.

Bernoulli’s theorem

d.

Archimedes’ principle

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Question number: 59

» Magnetic Effects of Current and Magnetism » Current Loop as Magnetic Dipole

Appeared in Year: 2003

MCQ▾

Question

A rectangular loop carrying a current is situated near a long straight wire carrying a steady current. The wire is parallel to one of the sides of the loop and is in the plane of the loop as shown in the figure. Then the current loop will – [AIIMS]

Choices

Choice (4) Response

a.

Move away from the wire

b.

Rotate about an axis parallel to the wire.

c.

Remain stationary.

d.

Move towards the wire

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