Question Of The Day(AIEEE)

A particle moves along the xaxis as x = u(t-1)2 + a(t-3)3

[a] initial velocity of the particle is u

[b] the acceleration of the particle is a

[c] the acceleration of the particle is 2a

[d] the particle is at the origin at time t=3 seconds

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Question Of The Day(CET)

A straight wire of diameter 0.5mm carrying a current of 1A is replaced by another wire of radius 1mm diameter and carrying the same current. The strength of the magnetic field far away is

[a] twice the earlier value

[b] one half of the earlier value

[c] one quarter of the earlier value

[d] same as the earlier value

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Electric Current Basics

Electric Current Basics

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Electrostatics Basics

ElectroStatics Basics

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Question Of The Day(AIEEE)

Find the angle of minimum deviation for an equilateral prism made of a material of refractive index 1.732. What is the angle of incidence for this deviation ?

a)60
b)0
c)30
d)90

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Question Of The Day(CET)

If the resistivity of potentiometer wire be ρ and area of cross section be A, then what will be the potential gradient along the wire?

[a] Iρ/A [b]I/ρA

[c] IA/ρ [d] Iaρ

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Magnetic Effect Of Electric Current Notes

Magnetic Effect Of Electric Current

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