A) \[3.6\times {{10}^{-5}}Wb/{{m}^{2}}\] done clear
B) \[2.56\times {{10}^{-4}}Wb/{{m}^{2}}\] done clear
C) \[3.50\times {{10}^{-4}}Wb/{{m}^{2}}\] done clear
D) \[5.80\times {{10}^{-4}}Wb/{{m}^{2}}\] done clear
View Answer play_arrowA) \[{{\mu }_{{{0}_{{}}}}}\pi {{r}^{3}}n\frac{\sigma }{{{y}^{3}}}\] done clear
B) \[2{{\mu }_{{{0}_{{}}}}}\pi {{r}^{3}}n\frac{\sigma }{{{y}^{3}}}\] done clear
C) \[\left( \frac{{{\mu }_{0}}}{4\pi } \right){{r}^{3}}n\frac{\sigma }{{{y}^{3}}}\] done clear
D) \[\left( \frac{{{\mu }_{0}}}{2\pi } \right){{r}^{3}}n\frac{\sigma }{{{y}^{3}}}\] done clear
View Answer play_arrowA) \[//\sqrt{2}\] done clear
B) \[2/\] done clear
C) \[4/\] done clear
D) \[//2\] done clear
View Answer play_arrowA) 1 done clear
B) 2 done clear
C) 3 done clear
D) 4 done clear
View Answer play_arrowStatement 1: When a cell is the open circuit, there is no force on a test charge inside the electrolyte of the cell. |
Statement 2: There is no field inside a cell when it is the open circuit. |
A) Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. done clear
B) Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. done clear
C) Statement 1 is true but statement 2 is false. done clear
D) Both statements 1 and 2 are false. done clear
View Answer play_arrowA) \[d\] done clear
B) \[d/2\] done clear
C) \[d/3\] done clear
D) \[d/4\] done clear
View Answer play_arrowA) \[\frac{{{\mu }_{0}}}{2\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\left( \frac{\alpha }{2} \right)\] done clear
B) \[\frac{{{\mu }_{0}}}{4\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\left( \frac{\alpha }{2} \right)\] done clear
C) \[\frac{{{\mu }_{0}}}{2\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\frac{\left( 1+\cos \frac{\alpha }{2} \right)}{\sin \left( \frac{a}{2} \right)}\] done clear
D) \[\frac{{{\mu }_{0}}}{4\pi }\,\,\,\frac{l}{r}\,\,\sin \,\,\left( \frac{\alpha }{2} \right)\] done clear
View Answer play_arrowA) \[\frac{{{\mu }_{0}}l{{a}^{2}}}{2Rb}\] done clear
B) \[\frac{{{\mu }_{0}}lab}{2R}\] done clear
C) \[\frac{{{\mu }_{0}}l}{2a}\frac{\pi {{b}^{2}}}{R}\] done clear
D) \[\frac{{{\mu }_{0}}lb}{2\pi R}\] done clear
View Answer play_arrowA) \[4308\text{ }\overset{o}{\mathop{A}}\,,\text{ }5091\text{ }\overset{o}{\mathop{A}}\,,\text{ }6222\text{ }\overset{o}{\mathop{A}}\,\] done clear
B) \[4000\text{ }\overset{o}{\mathop{A}}\,,,\text{ }5091\text{ }\overset{o}{\mathop{A}}\,,,\text{ }5600\text{ }\overset{o}{\mathop{A}}\,,~\] done clear
C) \[4667\text{ }\overset{o}{\mathop{A}}\,,,\text{ }6222\text{ }\overset{o}{\mathop{A}}\,,,\text{ }7000\text{ }\overset{o}{\mathop{A}}\,\] done clear
D) \[4000\text{ }\overset{o}{\mathop{A}}\,,\text{ }4667\text{ }\overset{o}{\mathop{A}}\,,\text{ }5600\text{ }\overset{o}{\mathop{A}}\,\] done clear
View Answer play_arrowA) \[2\times {{10}^{10}}N\] done clear
B) \[2\times {{10}^{4}}N\] done clear
C) \[2\times {{10}^{8}}N\] done clear
D) \[2\times {{10}^{6}}N\] done clear
View Answer play_arrowA) Positive ions deflect towards + Y direction and negative ions towards - Y direction done clear
B) All ions deflect towards + Y direction done clear
C) All ions deflect towards - Y direction done clear
D) Positive ions deflect towards - Y direction and negative ions towards + Y direction. done clear
View Answer play_arrowA) \[0\] done clear
B) \[\frac{e}{\sqrt{{{\varepsilon }_{0}}{{a}_{0}}m}}\] done clear
C) \[\frac{e}{\sqrt{4\pi {{\varepsilon }_{0}}{{a}_{0}}m}}\] done clear
D) \[\sqrt{\frac{4\pi {{\varepsilon }_{0}}{{a}_{0}}m}{e}}\] done clear
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