2018骞撮浕姘e伐绋嬪斧閲嶉粸(di菐n)绮鹃伕椤屽崄浜�
1.缍�(j墨ng)鑰愬彈105鈩冪殑娑查珨浠嬭唱(zh矛)娴告棘閬�(gu貌)鐨勭礄銆佺礄鏉�銆佹绱楃瓑閮藉爆浜�(A)绲曠罚
A.A绱�(j铆);
B.B绱�(j铆);
C.Y绱�(j铆);
D.F绱�(j铆)銆�
2 宸茬煡r=3ω锛寈l=15ω锛寈c=11ω锛屽皣瀹冨€戜覆鑱�(li谩n)鏅�(sh铆)锛岀附闃绘姉z绛変簬(c)銆�
a.29ω;
b.7ω;
c.5ω;
d.3ω銆�
3 姝e鸡闆昏矾涓浕瀹瑰厓浠剁殑鐒�(w煤)鍔熷姛鐜囪〃閬�(d谩)寮忔槸(a)銆�
a.qc=u2ωc;
b.qc=i2ω
c;c.qc=xci2;
d.銆�
4 闆荤鎰熸噳(y墨ng)閬�(gu貌)绋嬩腑锛屽洖璺腑鎵€鐢�(ch菐n)鐢熺殑闆诲嫊(d貌ng)鍕�(sh矛)鏄敱(b)姹哄畾鐨�銆�
a.閫氶亷(gu貌)鍥炶矾鐨勭閫氶噺;
b.鍥炶矾涓閫氶噺璁婂寲鐜�;
c.鍥炶矾鎵€鍖呭湇鐨勯潰绌�;
d.鍥炶矾閭婇暦(zh菐ng)銆�
5 鏌愬伐闋绘寮﹂浕娴�锛岀暥(d膩ng)t=0锛宨(0)=5a鐐烘渶澶у€�锛屽墖瑭查浕娴佽В鏋愬紡鏄�(c)銆�
a.i=5sin(100πt-90°);
b.i=5sin(100πt+90°)?;
c.i=5sin(100πt+90°);
d.i=5sin(100πt)銆�
6 閫氶浕灏�(d菐o)楂斿湪纾佸牬(ch菐ng)涓墍鍙楃殑鍔涙槸(c)銆�
a.闆诲牬(ch菐ng)鍔�;
b.纾佸牬(ch菐ng)鍔�;
c.闆荤鍔�;
d.寮曞姏銆�
7鑷劅绯绘暩(sh霉)l鑸�(d)鏈夐棞(gu膩n)銆�
a.闆绘祦澶у皬;
b.闆诲楂樹綆;
c.闆绘祦璁婂寲鐜�;
d.绶氬湀绲�(ji茅)妲�(g貌u)鍙婃潗鏂欐€ц唱(zh矛)銆�
8 宸茬煡鏌愬厓浠剁殑u=100sin(ωt+30°)v锛宨=10sin(ωt-60°)a锛屽墖瑭插厓浠剁偤(b)銆�
a.闆婚樆;
b.闆绘劅;
c.闆诲;
d.鐒�(w煤)娉曠⒑瀹�銆�
9 宸茬煡r銆乴銆乧涓茶伅(li谩n)闆昏矾涓�锛岄浕娴佹化鍚庣闆诲锛屽墖涓嬮潰绲�(ji茅)璜栦腑锛屾纰虹殑鏄�(b)銆�
a.xc>xl;
b.xc
10 骞惧€�(g猫)闆诲鍣ㄤ覆鑱�(li谩n)閫f帴鏅�(sh铆)锛屽叾绺介浕瀹归噺绛変簬(d)銆�
a.鍚勪覆鑱�(li谩n)闆诲閲忕殑鍊掓暩(sh霉)鍜�;
b.鍚勪覆鑱�(li谩n)闆诲閲忎箣鍜�;
c.鍚勪覆鑱�(li谩n)闆诲閲忎箣鍜岀殑鍊掓暩(sh霉);
d.鍚勪覆鑱�(li谩n)闆诲閲忎箣鍊掓暩(sh霉)鍜岀殑鍊掓暩(sh霉)
绨�(ji菐n)绛旈
閫氬父鏋剁┖灏�(d菐o)绶氶伕鐢ㄤ粈涔堥(l猫i)鍨嬬殑灏�(d菐o)绶�?閫欑ó椤�(l猫i)鍨嬬殑灏�(d菐o)绶氭寜鍏剁祼(ji茅)妲�(g貌u)涓嶅悓鍙垎鐐哄摢鍏╃ó褰㈠紡?宸ュ粻涓渶甯哥敤鐨勬槸鍝竴绋�?鍦ㄦ(j墨)姊板挤(qi谩ng)搴﹁姹傝純楂樼殑35kV鍙婁互涓婃灦绌虹窔璺閲囩敤鍝ó绲炵窔?
绛旓細鏋剁┖灏�(d菐o)绶氶€氬父閬哥敤瑁稿皫(d菐o)绶�锛屾寜鍏剁祼(ji茅)妲�(g貌u)涓嶅悓鍙垎鐐哄柈鑲$窔鍜屽鑲$禐绶氥€傜禐绶氬張鏈夐妳绲炵窔銆侀媮绲炵窔鍜岄嫾鑺媮绲炵窔涔嬪垎銆傚湪宸ュ粻涓渶甯哥敤鐨勬槸閶佺禐绶�;鍦ㄦ(j墨)姊板挤(qi谩ng)搴﹁姹傝純楂樼殑35kV鍙婁互涓婃灦绌虹窔璺閲囩敤閶艰姱閶佺禐绶�銆�
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