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Mathematics ECAT Pre Engineering Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | ||
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | 0 1 | |
| 6 | ||
| 7 | none of these | |
| 8 | ||
| 9 | none of these | |
| 10 | none of these | |
| 11 | none of these | |
| 12 | ||
| 13 | direction ratios direction cosines direction angles none of these | |
| 14 | direction ratios direction cosines direction angles none of these | |
| 15 | 25 16 5 0 | |
| 16 | ||
| 17 | ||
| 18 | none of these | |
| 19 | ||
| 20 | ||
| 21 | ||
| 22 | a<sub>1</sub>+ a<sub>2</sub> a<sup>2</sup><sub>1</sub>+ a<sup>2</sup><sub>2</sub> | |
| 23 | ||
| 24 | ||
| 25 | ||
| 26 | ||
| 27 | ||
| 28 | ||
| 29 | ||
| 30 | If 2 and 2 are x and y components of vector then its angle with x-axis is | 30<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span> 45<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span> 60<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span> 90<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span> |
