## BdPhO Regional (Dhaka-South) Higher Secondary 2019/2

Discuss Physics and Physics Olympiad related problems here
SINAN EXPERT
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Joined: Sat Jan 19, 2019 3:35 pm
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### BdPhO Regional (Dhaka-South) Higher Secondary 2019/2

BdPhO Regional (Dhaka-South) Higher Secondary 2019(2).png (6.55 KiB) Viewed 1389 times
Consider a conducting sphere with charge \$+q\$ and a point charge \$-q\$ kept as shown in the figure. Draw electric field lines.
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SINAN EXPERT
Posts: 38
Joined: Sat Jan 19, 2019 3:35 pm
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### Re: BdPhO Regional (Dhaka-South) Higher Secondary 2019/2

Solution:
\$The\$ \$only\$ \$way\$ \$to\$ \$learn\$ \$mathematics\$ \$is\$ \$to\$ \$do\$ \$mathematics\$. \$-\$ \$PAUL\$ \$HALMOS\$

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdPhO Regional (Dhaka-South) Higher Secondary 2019/2

SINAN EXPERT wrote:
Fri Apr 26, 2019 8:55 pm
Solution:
How did you draw this?

SYED ASHFAQ TASIN
Posts: 28
Joined: Thu Jun 02, 2016 6:14 pm

### Re: BdPhO Regional (Dhaka-South) Higher Secondary 2019/2

Why the 'q' charge holder is not working as a point charge?Why the electric field lines are this like on Sinan's solution?
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