This is Automobile Engineering MCQ page-29.
| Automobile Engineering MCQ page-29 |
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| Question 281:- The colour of positive plate of a lead-acid battery is (a) brown (b) grey (c) white (d) black |
| Question 282:- The colour of negative plate of a lead-acid battery is (a) brown (b) white (c) grey (d) black |
| Question 283:- The positive plate of a lead-acid battery has (a) PbO2 (b) Pb (c) PbSO4 (d) H2SO4 |
| Question 284:- The negative plate of a lead-acid battery has (a) PbO2 (b) Pb (c) PbSO4 (d) H2SO4 |
| Question 285:- Battery electrolyte consists of approximately (by volume) (a) 35 percent sulphuric acid and 65 percent waler (b) 65 percent sulphuric acid and 35 percent water (c) 65 percent nitric acid and 35 percent water (d) 35 percent nitric acid and 65 percent water |
| Question 286:- To increase output voltage, battery cells are connected in (a) series (b) parallel (c) series-parallel (d) None of the above |
| Question 287:- The capacity of a battery is determined by the number of plates per cell and (a) number of cells (b) shape of plates (c) size of plates (d) number of separators |
| Question 288:- A maintenance-free battery (a) has lead-anlimony plate grid (b) has lead-calciuin plate grid (c) does not contain acid (d) does not contain water |
| Question 289:- The number of positive plates in a battery cell is (a) one more than the negative plates (b) one less than the negative plate (c) two less than the negative plates (d) two more than the negative plates |
| Question 290:- A discharged lead-acid battery has on its plates (a) PbO2 (b) Pb (c) Pb3O4 (d) PbSO4 |