MEDIUM
Earn 100

If the temperature of a hot body is increased by 50%, the amount of radiations emitted by it would increase by nearly.

50% studentsanswered this correctly

Important Questions on Ratio, Proportion and Variation

EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Iron boils at about _____ degree Celsius.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
_____ expansion makes the Eiffel Tower taller during summers.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
There are some plastics that when moulded once cannot be softened by heating. These are called _____.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
The sun heats the earth through:
MEDIUM
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
The linear expansion of a solid rod is independent of its _____.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Which chemical law proposes that 'soft drinks and soda bottles are sealed under high pressure to
increase the solubility of 'CO2'?

 

EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
The difference in temperature between the two bodies is 30 degrees centigrade. What is the difference in degrees Fahrenheit?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
What is the boiling point of water at sea level?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Temperature is measured by the instrument called:
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Which one of the following is a bad Thermal Conductor?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
What will happen if a glass bottle is completely filled with water, sealed with a lid and put into a freezer?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
During summer, water kept in an earthen pot becomes cool because of the phenomenon of:
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Heat, in _____, is a type of energy transfer from a warmer substance to a colder one.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
At what temperature does iron melt?
MEDIUM
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Which of the following is a process in which hot, less dense materials rise upward and are replaced by colder, more dense materials?
MEDIUM
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
What is the boiling point at standard atmospheric pressure at sea-level and 45° latitude of water on the Celsius scale?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
The lowest temperature at which a substance catches fire is called its_____.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Which of the following is also called the First Law of Thermodynamics?
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance
Temperature is measured by the instrument called _____.
EASY
Quantitative Aptitude>Arithmetic>Ratio, Proportion and Variation>Time, Speed and Distance

The instrument used to regulate temperature to a particular degree is called:

1. Thermostat

2. Thermometer

3. Pyrometer

4. Thermocouple