One litre of water at 30°C is mixed with one litre of water at 50°C. The temperature of the mixture will be?
80°C
more than 50°C but less than 80°C
20°C
between 30°C and 50°C
First thermometer was invented by
Newton
Einstein
Galileo
JC Bose
Which is example for conductors?
Water
Air
Copper
Plastic
Kink is present in
Lab thermometer
Six's maximum and minimum thermometer
Clinical thermometer
Gas thermometer
Temperature of human body is measured by
Laboratory thermometer
Six maximum and minimum thermometer
None of the above
Heat is transferred from the hotter end to the colder end of an object is known as?
Convection
Conduction
Radiation
Vaporisation
Which thermometer is used to measure out body temperature?
Laboratory Thermometer
Clinical Thermometer
Fahrenheit heat thermometer
Maximum - minimum thermometer
Which of the following units cannot be used to measure temperature?
Fahrenheit
Celsius
Pascal
Kevin
An iron ball at 40°C is dropped in a mug containing water at 40°C. The heat will?
flow from iron ball to water
not flow from iron ball to water or from water to iron ball.
flow from water to iron ball.
increase the temperature of both.
In solar heaters, solar energy is converted in to
light
heat
mechanical
electrical
