ELECTRIC FLUX
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Electric Charges and Fields

272177 A surface has the area vector $\vec{A}=\left( 2i+3j \right){{m}^{2}}$. The flux of an electric field through it if the field is $\vec{E}=4i\frac{V}{m}$ :

1 $8~V-m$
2 $12~V-m$
3 $20~V-m$
4 zero
NCERT Page-26 / N-22
Electric Charges and Fields

272173 A cylinder of radius $R$ and length $l$ is placed in a uniform electric field $E$ parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

1 zero
2 $\pi {{R}^{2}}E$
3 $2\pi {{R}^{2}}E$
4 $E/\pi {{R}^{2}}$
NCERT Page-26 / N-22
Electric Charges and Fields

272174 Positive electric flux indicates that electric lines of force are directed

1 outwards
2 inwards
3 either (a) or (b)
4 None of these
NCERT Page-26 / N-22
Electric Charges and Fields

272175 Electric flux over a surface in an electric field may be

1 positive
2 zero
3 negative
4 All of these
NCERT Page-26 / N-22
Electric Charges and Fields

272176 Consider an electric field $\vec{E}={{E}_{0}}x$ where ${{E}_{0}}$ is a constant. The flux through the shaded area (as shown in the figure) due to this field is

1 $2{{E}_{0}}{{a}_{2}}$
2 $\sqrt{2}{{E}_{0}}{{a}^{2}}$
3 ${{E}_{0}}{{a}^{2}}$
4 $\frac{{{E}_{0}}{{a}^{2}}}{\sqrt{2}}$
NCERT Page-26 / N-22
NEET DIGITAL LIBRARY
Electric Charges and Fields

272177 A surface has the area vector $\vec{A}=\left( 2i+3j \right){{m}^{2}}$. The flux of an electric field through it if the field is $\vec{E}=4i\frac{V}{m}$ :

1 $8~V-m$
2 $12~V-m$
3 $20~V-m$
4 zero
NCERT Page-26 / N-22
Electric Charges and Fields

272173 A cylinder of radius $R$ and length $l$ is placed in a uniform electric field $E$ parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

1 zero
2 $\pi {{R}^{2}}E$
3 $2\pi {{R}^{2}}E$
4 $E/\pi {{R}^{2}}$
NCERT Page-26 / N-22
Electric Charges and Fields

272174 Positive electric flux indicates that electric lines of force are directed

1 outwards
2 inwards
3 either (a) or (b)
4 None of these
NCERT Page-26 / N-22
Electric Charges and Fields

272175 Electric flux over a surface in an electric field may be

1 positive
2 zero
3 negative
4 All of these
NCERT Page-26 / N-22
Electric Charges and Fields

272176 Consider an electric field $\vec{E}={{E}_{0}}x$ where ${{E}_{0}}$ is a constant. The flux through the shaded area (as shown in the figure) due to this field is

1 $2{{E}_{0}}{{a}_{2}}$
2 $\sqrt{2}{{E}_{0}}{{a}^{2}}$
3 ${{E}_{0}}{{a}^{2}}$
4 $\frac{{{E}_{0}}{{a}^{2}}}{\sqrt{2}}$
NCERT Page-26 / N-22
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Electric Charges and Fields

272177 A surface has the area vector $\vec{A}=\left( 2i+3j \right){{m}^{2}}$. The flux of an electric field through it if the field is $\vec{E}=4i\frac{V}{m}$ :

1 $8~V-m$
2 $12~V-m$
3 $20~V-m$
4 zero
NCERT Page-26 / N-22
Electric Charges and Fields

272173 A cylinder of radius $R$ and length $l$ is placed in a uniform electric field $E$ parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

1 zero
2 $\pi {{R}^{2}}E$
3 $2\pi {{R}^{2}}E$
4 $E/\pi {{R}^{2}}$
NCERT Page-26 / N-22
Electric Charges and Fields

272174 Positive electric flux indicates that electric lines of force are directed

1 outwards
2 inwards
3 either (a) or (b)
4 None of these
NCERT Page-26 / N-22
Electric Charges and Fields

272175 Electric flux over a surface in an electric field may be

1 positive
2 zero
3 negative
4 All of these
NCERT Page-26 / N-22
Electric Charges and Fields

272176 Consider an electric field $\vec{E}={{E}_{0}}x$ where ${{E}_{0}}$ is a constant. The flux through the shaded area (as shown in the figure) due to this field is

1 $2{{E}_{0}}{{a}_{2}}$
2 $\sqrt{2}{{E}_{0}}{{a}^{2}}$
3 ${{E}_{0}}{{a}^{2}}$
4 $\frac{{{E}_{0}}{{a}^{2}}}{\sqrt{2}}$
NCERT Page-26 / N-22
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Electric Charges and Fields

272177 A surface has the area vector $\vec{A}=\left( 2i+3j \right){{m}^{2}}$. The flux of an electric field through it if the field is $\vec{E}=4i\frac{V}{m}$ :

1 $8~V-m$
2 $12~V-m$
3 $20~V-m$
4 zero
NCERT Page-26 / N-22
Electric Charges and Fields

272173 A cylinder of radius $R$ and length $l$ is placed in a uniform electric field $E$ parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

1 zero
2 $\pi {{R}^{2}}E$
3 $2\pi {{R}^{2}}E$
4 $E/\pi {{R}^{2}}$
NCERT Page-26 / N-22
Electric Charges and Fields

272174 Positive electric flux indicates that electric lines of force are directed

1 outwards
2 inwards
3 either (a) or (b)
4 None of these
NCERT Page-26 / N-22
Electric Charges and Fields

272175 Electric flux over a surface in an electric field may be

1 positive
2 zero
3 negative
4 All of these
NCERT Page-26 / N-22
Electric Charges and Fields

272176 Consider an electric field $\vec{E}={{E}_{0}}x$ where ${{E}_{0}}$ is a constant. The flux through the shaded area (as shown in the figure) due to this field is

1 $2{{E}_{0}}{{a}_{2}}$
2 $\sqrt{2}{{E}_{0}}{{a}^{2}}$
3 ${{E}_{0}}{{a}^{2}}$
4 $\frac{{{E}_{0}}{{a}^{2}}}{\sqrt{2}}$
NCERT Page-26 / N-22
NEET DIGITAL LIBRARY
Electric Charges and Fields

272177 A surface has the area vector $\vec{A}=\left( 2i+3j \right){{m}^{2}}$. The flux of an electric field through it if the field is $\vec{E}=4i\frac{V}{m}$ :

1 $8~V-m$
2 $12~V-m$
3 $20~V-m$
4 zero
NCERT Page-26 / N-22
Electric Charges and Fields

272173 A cylinder of radius $R$ and length $l$ is placed in a uniform electric field $E$ parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

1 zero
2 $\pi {{R}^{2}}E$
3 $2\pi {{R}^{2}}E$
4 $E/\pi {{R}^{2}}$
NCERT Page-26 / N-22
Electric Charges and Fields

272174 Positive electric flux indicates that electric lines of force are directed

1 outwards
2 inwards
3 either (a) or (b)
4 None of these
NCERT Page-26 / N-22
Electric Charges and Fields

272175 Electric flux over a surface in an electric field may be

1 positive
2 zero
3 negative
4 All of these
NCERT Page-26 / N-22
Electric Charges and Fields

272176 Consider an electric field $\vec{E}={{E}_{0}}x$ where ${{E}_{0}}$ is a constant. The flux through the shaded area (as shown in the figure) due to this field is

1 $2{{E}_{0}}{{a}_{2}}$
2 $\sqrt{2}{{E}_{0}}{{a}^{2}}$
3 ${{E}_{0}}{{a}^{2}}$
4 $\frac{{{E}_{0}}{{a}^{2}}}{\sqrt{2}}$
NCERT Page-26 / N-22