Heat
Up to which temperature can a Nitrogen gas thermometer measure temperature?
Up to 1500°C
Science One Liner Questions with Answers
Practice exam-ready one liner questions for Science with quick answers for SSC, Railway, Banking and competitive exams.
Total Questions: 316
Heat
On which principle does a thermoelectric thermometer (Thermocouple) work?
Seebeck effect
Heat
Stefan's law of radiation relates to which of the following?
Total radiation emitted is proportional to the fourth power of absolute temperature
Heat
Wien's displacement law relates the peak wavelength of radiation to which quantity?
Absolute temperature of the body
Heat
On which law is an Optical Pyrometer based?
Wien's radiation law
Physics
Which physical quantity has only magnitude and no direction?
Speed
Physics
Which instrument is used to determine the purity of milk?
Lactometer
Physics
Which quantity requires both magnitude and direction for complete description?
Velocity
Physics
Which device is used to measure atmospheric pressure?
Barometer
Physics
What is the SI unit of energy?
Joule