MCQOPTIONS
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| 1. |
The normal at the point \[(bt_{1}^{2},\ 2b{{t}_{1}})\] on a parabola meets the parabola again in the point \[(bt_{2}^{2},\ 2b{{t}_{2}})\], then [MNR 1986; RPET 2003; AIEEE 2003] |
| A. | \[{{t}_{2}}=-{{t}_{1}}-\frac{2}{{{t}_{1}}}\] |
| B. | \[{{t}_{2}}=-{{t}_{1}}+\frac{2}{{{t}_{1}}}\] |
| C. | \[{{t}_{2}}={{t}_{1}}-\frac{2}{{{t}_{1}}}\] |
| D. | \[{{t}_{2}}={{t}_{1}}+\frac{2}{{{t}_{1}}}\] |
| Answer» B. \[{{t}_{2}}=-{{t}_{1}}+\frac{2}{{{t}_{1}}}\] | |