AIIMS (All India Institute of Medical Sciences) Physics: Questions 85 - 89 of 500

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Question number: 85

» Kinematics » Scalars and Vectors » Scalar and Vector Products

MCQ▾

Question

What happens, when we multiply a vector by (- 2)?

Choices

Choice (4) Response

a.

Direction reverses and unit changes

b.

Direction remains unchanged and unit changes

c.

Direction reverses and magnitude is doubled

d.

Question does not provide sufficient data or is vague

Question number: 86

» Oscillations and Waves » Displacement as a Function of Time

Appeared in Year: 1999

MCQ▾

Question

A particle executes simple harmonic motion with an angular velocity and maximum acceleration of Equation . and Equation respectively. Amplitude of the oscillation is – [AIIMS]

Choices

Choice (4) Response

a.

0.53 m

b.

0.36 m

c.

0.28 m

d.

0.61m

Question number: 87

» Magnetic Effects of Current and Magnetism » Magnetic Moment

Appeared in Year: 2006

MCQ▾

Question

The magnetic moment has dimensions of – [AIIMS]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 88

» Properties of Solids & Liquids » Viscosity

Appeared in Year: 2004

MCQ▾

Question

A sphere of mass M and radius R is falling in a viscous fluid. The terminal velocity attained by the falling object will be proportional to –

[AIIMS]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 89

» Electrostatics » Dielectrics and Electric Polarization

Appeared in Year: 2001

MCQ▾

Question

Two materials of dielectric constant k1 and k2 are filled between two parallel plates of a capacitor as shown in figure. The capacity of the capacitor is: [AIIMS]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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