A uniformly charged small sphere is placed at point {A}({h}, {k}) so that at point {B}(8,7) electric field strength is \overrightarrow{{E}}=(54 \stackrel{\^}{{i}}+72 \stackrel{\^}{{j}}) {N} \/ {C} and potential is +900 volt. Then choose the correct option(s).

charge on the sphere is 1 \\mu{C}

charge on the sphere is 4 \\mu{C}

co-ordinates of point {A} is (2,-1)

co-ordinates of point {A} is (4,-2)

JEE Advanced 2021 Full Test 3 Paper 2

PART – I

Physics

SECTION – A (One or More than one correct type)
This section contains 06 multiple choice questions. Each question has FOUR options (A), (B), (C) and (D). ONE OR MORE THAN ONE of these four options is(are) correct.

Question : 5 of 54

Marks: +1, -0

A uniformly charged small sphere is placed at point A(h,k) so that at point B(8,7) electric field strength is

→

=(54

+72

)N∕C and potential is +900 volt. Then choose the correct option(s).

charge on the sphere is 1µC
charge on the sphere is 4µC
co-ordinates of point A is (2,−1)
co-ordinates of point A is (4,−2)

Validate

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