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1. |
A centigrade and a Fahrenheit thermometer are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registers 140°. What is the fall in temperature as registered by the Centigrade thermometer [CBSE PMT 1992; AIIMS 1998] |
A. | 30° |
B. | 40° |
C. | 60° |
D. | 80° |
Answer» D. 80° | |