1. . In liquid glass thermometer when bulb comes in contact with a hot object, the liquid inside it________.
(A) Expands
(B) Contracts
(C) Remains same
(D) none of these
2. . Liquid filled thermometer is used to measure the________.
(A) Pressure
(B) Density
(C) Flow
(D) Temperature
3. . A very thin opening of the thermometer is called a ________.
(A) Tube
(B) Bore
(C) Stem
(D) Capillary
4. . The principle used to measure temperature in liquid filled thermometer is ________.
(A) Thermal expansion
(B) Chemical reaction
(C) Pressure conversion
(D) Force balance
5. . The scale of the thermometer is calibrated in ________.
(A) Celsius
(B) Kelvin
(C) Fahrenheit
(D) All these
6. . The common liquid used in thermometer is ________.
(A) Mercury
(B) Ethyl alcohol
(C) Xylene
(D) All these
7. . Liquid-filled thermometers provide a direct reading of the ________.
(A) Temperature
(B) Pressure
(C) Density
(D) pH
8. . With _______ in temperature (heating) the liquid expands and this expansion forces the Bourdon tube to uncoil ________.
(A) Decrease
(B) Constant
(C) Increase
(D) Change
9. . The minimum operating temperature is usually set by the __________ of the filling liquid.
(A) Absolute point
(B) Triple point of water
(C) Boiling point
(D) Freezing point