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如图所示,粗糙斜面的倾角θ=37°,半径r=0.5m的圆形区域内存在着垂直于斜面向下的匀强磁场.一个匝数n=10匝的刚性



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ʡݡƸۡǨ2015ģ⿼...
13.(15 ) ͼʾ,ֲб =37 ,뾶 r=0.5m ԲڴŴֱ бµǿųһ n=10 ѵĸ߿ abcd,...
2016㽭ʡѧѡģԾ
( ĸűʾ)= ;֪ʵ n=4 , = m. 22.ͼʾ,ֲб =37,뾶 r=0.5m ԲڴŴֱб ...
ܲ9
(12 )ͼʾ,ֲбǦ =37,뾶 r=0.5m ԲڴŴֱбµǿų.һ n=10 ѵĸ߿ abcd,ͨɳڵ...
20169㽭ʡѧѧѡĿ
( ĸűʾ)= ;֪ʵ n=4 , = m. 22.ͼʾ,ֲб =37,뾶 r=0.5m ԲڴŴֱб ...
2015㶫ʡ߿Ѻ
cos M M ) 4. (ѡ)ͼ 1 ʾ,С龲ֹ =37 ֲбϡֶʩһ бµ F, F ĴСʱ t ı仯...
ʡǨƸۡ ձ2015...
13.(15 )ͼ,뾶 R=0.5m ⻬Բ ABC 㹻ֲ CD...ͽܷ =37 ľԵб,װôֱ бµǿ...
2012߿Żƴ3-1-8-3
ͼ 8-3-30 ʾ,һԵֲ㹻ˮƽ...ľԵб ABC,б =37,ռǿ...ԲΪ O Բ,Ҳ ǿų,...
ʡݡƸۡǨ2015ģ⿼...
13.(15 ) ͼʾ,ֲб =37 ,뾶 r=0.5m ԲڴŴֱбµǿ ųһ n=10 ѵĸ߿ abcd,...
15
1 ʾ,С龲ֹ =37 ֲб...ֶʩһ бµ F, F ...ͼʾ,ֱ OAB ڴֱֽ...
ʡǨƸۡ2015һ...
13(15 )ͼ,뾶 R=0.5m ⻬Բ...=37ľԵб,װ ôֱбµ... Q ҲijڴŸӦǿȴСΪ B...
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