AIPMT 2011 Mains | Electrostatics Question 50 | Physics

AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

The electric potential V at any point (x, y, z), all in metres in space is given by V = 4x² volt. The electric field at the point (1, 0, 2) in volt/meter, is

8 along negative X-axis

8 along positive X-axis

16 along negative X-axis

16 along positive X-axis

AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

Three charges, each +q, are placed at the corners of an isosceles triangle ABC of sides BC and AC, 2$$a$$. D and E are the mid points of BC and CA. The work done in taking a charge Q from D to E is

AIPMT 2011 Mains Physics - Electrostatics Question 61 English

AIPMT 2011 Mains Physics - Electrostatics Question 61 English

$${{3qQ} \over {4\pi {\varepsilon _0}a}}$$

$${{3qQ} \over {8\pi {\varepsilon _0}a}}$$

$${{qQ} \over {4\pi {\varepsilon _0}a}}$$

zero

AIPMT 2011 Prelims

MCQ (Single Correct Answer)

-1

A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the plates is d and area of each plate is A, the energy stored in the capacitor is

$${1 \over 2}{\varepsilon _0}{E^2}$$

$${{{E^2}Ad} \over {{\varepsilon _0}}}$$

$${1 \over 2}{\varepsilon _0}{E^2}Ad$$

$${\varepsilon _0}EAd$$

AIPMT 2011 Prelims

MCQ (Single Correct Answer)

-1

Four electric charges +q, +q, $$-$$ q and $$-$$ q are placed at the corners of a square of side 2L (see figure). The electric potential at point A, midway between the two charges + q and +q, is

AIPMT 2011 Prelims Physics - Electrostatics Question 62 English

AIPMT 2011 Prelims Physics - Electrostatics Question 62 English

$${1 \over {4\pi {\varepsilon _0}}}{{2q} \over L}\left( {1 + \sqrt 5 } \right)$$

$${1 \over {4\pi {\varepsilon _0}}}{{2q} \over L}\left( {1 + {1 \over {\sqrt 5 }}} \right)$$

$${1 \over {4\pi {\varepsilon _0}}}{{2q} \over L}\left( {1 - {1 \over {\sqrt 5 }}} \right)$$

zero

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