MCQOPTIONS
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MCQOPTIONS
| 1. |
Calculate temperature change: 20 000 l/h cheese milk (V1) is to be heated from 4°C to 34°C by 30 000 l/h hot water (V2) at 50°C. Density (r) and specific heat (cp) for milk are about 1020 kg/m3 and 3.95 kJ/kg,K and for water 990 (at 50°C) and 4.18.$ |
| A. | 20.5‚ÑÉ |
| B. | 21.5‚ÑÉ |
| C. | 18.8‚ÑÉ |
| D. | 19.5‚ÑÉ |
| Answer» E. | |