Advertisements
Advertisements
प्रश्न
Give reasons for the following:
Gaps are left in between rails while laying a railway track.
एक पंक्ति में उत्तर
उत्तर
Reason: During summer thermal expansion takes place.
shaalaa.com
Flow of Heat
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?