| Q.81 | In Pensky Marten test for Bitumen, a momentary flash was seen at a temperature of 200° Celsius and the bitumen burned for at least 5 seconds at a temperature of 240° Celsius. The flash and fire point of bitumen is ___________ and _____________, respectively. | |
| Ans | 1. 240° Celsius, 200° Celsius | |
| 2. 200° Celsius, 240° Celsius | ||
| 3. 200° Celsius, 200° Celsius | ||
| 4. 240° Celsius, 240° Celsius |
Correct Ans: 2