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प्रश्न
Who am I?
I am useful for measuring the correct temperature.
उत्तर
Thermometer
संबंधित प्रश्न
What is the Kelvin scale of temperature?
The temperature of a body rises by 1°C. What is the corresponding rise on the (a) Fahrenheit scale (b) Kelvin scale?
Two substances A and B have specific heats c and 2 c respectively. If A and B are given Q and 4Q amounts of heat respectively, the change in their temperatures is the same. If the mass of A is m, what is the mass of B?
Define temperature and write its S.I. unit.
State the volume changes that you will observe when a given mass of water is heated from 0°C to 10°C. Sketch a temperature-volume graph to show the behaviour.
Explain the following
In winter, water tanks (or ocean) start freezing from the surface and not from the bottom.
1 J equals to :
Why does a substance expand on heating?
Convert the following temperature into Celsius scale:
32oF
A spiral cut from a thick chart paper is pivoted at 0 and is held slightly above a burning candle You will notice that the spiral starts moving. Explain.
Give a scientific reason for the following:
It is better to use thin blankets to keep the body warm rather than using a single blanket of thickness equal to their combined thickness.
The following figure shows a copper washer. Explain, giving reasons, whether the following characteristics of the washer increase, decrease, or remain the same when it is heated.
(a) Internal diameter
(b) Volume
(c) Mass
(d) Density
(e) External diameter
Out of metals, liquids, and gases:
Which one is worst conductor of heat?
Where am I?
The mean annual temperature around me is 10°C.
Higher Order Thinking question
Go to a veterinary doctor (a doctor who treats animals). Discuss and find out the normal temperature of domestic animals and birds.
Why do people prefer wearing white clothes during summer?
Heat energy flows from a body at a low temperature to a body at a higher temperature.
