Advertisements
Advertisements
प्रश्न
Why do telephone wires sag during summer?
टिप्पणी लिखिए
Advertisements
उत्तर
Telephone wires sag in summer because due to heat of the sun, the wire expands and increases in length, thus they sag in summer.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
State the temperature of ice point on the Celsius scale.
Fill in the blank with the correct word, from the words in option:
All the temperature on the kelvin scale are in ____ figures.
Name three devices which are used to detect heat radiations.
Convert the following temperature into Fahrenheit scale:
-400C
A glass stopper has got stuck in the neck of a bottle. How can you remove the stopper without breaking the bottle?
Plot a graph taking °C on the Y-axis and the corresponding °F along the X-axis.
Name the substance which is most non-conducting.
Suppose your normal body temperature were lower than what it is. How would the sensation of hot and cold change?
The dimensions of a substance are increased if the temperature of the substance is decreased.
A small change in the temperature causes change in ______ of a liquid.
