Related Questions

A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same
A Temperature measuring range (- 40°C to 450°C)
B Accuracy (± 1% of span)
C Speed of response
D All of the above
একটি ত্রুটিপূর্ণ thermometer স্বাভাবিক চাপে বরফের 1ºC এবং বাষ্পে 98ºC পাঠ দেয়। উক্ত thermometer 40ºC পাঠ দিলে প্রকৃত তাপমাত্রা কত?
A 32.3ºC
B 36ºC
C 40.2ºC
D 48.4ºC
The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.
A 0
B 100
C 50
D None of these
Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by
A Making the volume of thermometer bulb as large as conveniently possible
B Reducing the volume of the capillary to a minimum
C Reducing the volume of the receiving element to a minimum
D All of the above
For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a
A Large area but small mass
B High thermal conductivity
C Small specific heat
D All of the above
Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an
A Insulator
B Conductor
C Solid semi-conductor
D Liquid semi-conductor
Which of the following statements must be false? I. Debaters Y and C are never selected together. II. Debaters Z and B are never selected together . III. Debaters Z and D are never selected together .
A Only I
B Only II
C Only III
D All of these
City High School must put together a debating team consisting of four debaters.There are candidates of equal ability : X,Y and Z who are all seniors; and A,B,C and D who are all juniors..The school requires that there should be two seniors and two juniors in the team.It is also necessary that all of the debaters be able to work with one another. *Debaters Y and A cannot work together. *Debaters Z and C cannot work together. *Debaters A and B cannot work together. which of the following statements must be false? 1.Debaters Y and C are never selected together. 2.Debaters Z and D are never selected together. 3.Debaters Z and D are never selected together.
A Only I
B Only II
C Only III
D All of these
The temperature range for which copper resistance thermometer can be used is __________ °C
A 0 to 150
B -200 to 150
C 350 to 750
D 500 to 900
With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer
A Increases
B Decreases
C Remains constant
D Increases exponentially

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