本课配套习题挑战模式1/5
下列对光学元件的描述中正确的是()
A: 汽车的观后镜对光有会聚作用 |
B: 使用投影仪时,想把画面放大些可将镜头向上调 |
C: 使用平面镜可以改变光的传播方向 |
D: 透过放大镜观察物体,看到的是物体正立放大的实像 |
- 提示1:PHA+6KeC5ZCO6ZWc5a+55YWJ57q/5pyJ5Y+R5pWj55qE5L2c55SoPC9wPg==
- 提示2:PHA+5qC55o2u55u45Ly85LiJ6KeS5b2i77yM5L2/55So5oqV5b2x5Luq5pe25oOz5oqK55S76Z2i5pS+5aSn5Lqb5Y+v5bCG6ZWc5aS05ZCR5LiL6LCDPC9wPg==
- 提示3:PHA+6YCP6L+H5pS+5aSn6ZWc6KeC5a+f54mp5L2T77yM55yL5Yiw55qE5piv54mp5L2T5q2j56uL5pS+5aSn55qE6Jma5YOPPGJyPjwvcD4=
- 答案:Qw==
PHA+6KeC5ZCO6ZWc5a+55YWJ57q/5pyJ5Y+R5pWj55qE5L2c55SoPGJyPuagueaNruebuOS8vOS4ieinkuW9ou+8jOS9v+eUqOaKleW9seS7quaXtuaDs+aKiueUu+mdouaUvuWkp+S6m+WPr+WwhumVnOWktOWQkeS4i+iwgzxicj7pgI/ov4fmlL7lpKfplZzop4Llr5/niankvZPvvIznnIvliLDnmoTmmK/niankvZPmraPnq4vmlL7lpKfnmoTomZrlg488YnI+5omA5Lul6YCJQzxicj48L3A+
本课配套习题挑战模式2/5
A: 折射角大于入射角 |
B: 折射角小于入射角 |
C: 折射角等于入射角 |
D: 以上情况都有可能 |
- 提示1:5Yik5pat5YWl5bCE6KeS5ZKM5oqY5bCE6KeS55qE5aSn5bCP77yM6KaB5Yik5pat5LuL6LSo5pe25YWJ55aP5LuL6LSo6L+Y5piv5YWJ5a+G5LuL6LSo44CC
- 答案:RA==
5b2T5YWJ5LuO56m65rCU5pac5bCE5YWl5rC05oiW5YW25LuW5LuL6LSo5Lit5pe277yM5oqY5bCE6KeS5bCP5LqO5YWl5bCE6KeS77yb5b2T5YWJ5LuO5rC05oiW5YW25LuW5LuL6LSo5pac5bCE5YWl56m65rCU5Lit5pe277yM5oqY5bCE6KeS5aSn5LqO5YWl5bCE6KeS77yb5b2T5YWJ5Z6C55u05bCE5Yiw5Lik56eN5LuL6LSo6KGo6Z2i5pe277yM5oqY5bCE6KeS562J5LqO5YWl5bCE6KeS77yM6YO9562J5LqOMOW6puOAgg==
本课配套习题挑战模式3/5
A: 所看到的鱼 |
B: 所看到的鱼的下方 |
C: 所看到的鱼的上方 |
D: 无法判断 |
- 提示1:5LuO6bG85Y+N5bCE5Ye65Y6755qE5YWJ57q/55Sx5rC05Lit6L+b5YWl56m65rCU5pe277yM5Zyo5rC06Z2i5LiK5Y+R55Sf5oqY5bCE77yM5oqY5bCE6KeS5aSn5LqO5YWl5bCE6KeS77yM5oqY5bCE5YWJ57q/6L+b5YWl5Lq655y877yM5Lq655y85Lya6YCG552A5oqY5bCE5YWJ57q/55qE5pa55ZCR55yL5Y6777yM55yL5Yiw5piv6bG855qE6Jma5YOP77yM5q+U6bG855qE5a6e6ZmF5L2N572u6auY5LiA5Lqb77yO
- 答案:Qg==
5riU5rCR5Y+R546w5rC05Lit5pyJ5LiA5p2h6bG877yM5Zug5Li65YWJ55qE5oqY5bCE5a6a5b6L77yM55yL5Yiw55qE6bG855qE5L2N572u5bm25LiN5piv55yf5q2j55qE6bG855qE5L2N572u77yM6ICM5piv6bG855qE6Jma5YOP77yM6Jma5YOP5Zyo5a6e6ZmF54mp5L2T55qE5LiK5pa577yM5omA5Lul5pyJ57uP6aqM55qE5riU5rCR5Y+J6bG85pe26KaB556E5YeG6bG85LiL5pa55Y+J77yOPGJyPuaVhemAiULvvI4=
本课配套习题挑战模式4/5
一条光线从空气中斜射入有机塑料中,入射角为i,反射角为r,折射角为a,则关于这三个角的关系,下列各式中正确的是()
A: i = r =a |
B: i = r <a |
C: i = r>a |
D: i >r>a |
- 提示1:PHA+5raJ5Y+K5Yiw5YWJ55qE5pS+5bCE5ZKM5oqY5bCE5YWJ6Lev54m554K5PC9wPg==
- 答案:Qw==
PHA+5Y+N5bCE6L+H56iL5Lit77yM5Y+N5bCE6KeS562J5LqO5YWl5bCE6KeS77yM5YWJ5LuO56m65rCU5Lit5bCE5YWl5rC05Lit77yM5YWl5bCE6KeS5aSn5LqO5Y+N5bCE6KeSPGJyPjwvcD4=
本课配套习题挑战模式5/5
A: 入射角等于30° |
B: 折射角等于50° |
C: NN′是界面 |
D: MM′的右边是玻璃 |
- 提示1:5qC55o2u5YWJ55qE5Y+N5bCE5a6a5b6L77yM5YWl5bCE5YWJ57q/5LiO5rOV57q/55qE5aS56KeS5Li65YWl5bCE6KeS77yM5Y+N5bCE5YWJ57q/5LiO5rOV57q/55qE5aS56KeS5Li65Y+N5bCE6KeS77yM5bm25LiU5Y+N5bCE6KeS562J5LqO5YWl5bCE6KeS
- 提示2:5Zug5Li65piv5YWJ5Zyo56m65rCU5ZKM546755KD5Lik56eN5LuL6LSo5Lit5Lyg5pKt55qE5oOF5b2i77yM5b2T5YWJ57q/5piv5LuO56m65rCU5pac5bCE5YWl546755KD5Lit55qE5pe25YCZ77yM5oqY5bCE6KeS5bCP5LqO5YWl5bCE6KeS
- 答案:RA==
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