Related Questions

When a bar of length '$$l$$' and diameter 'd' is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)
If a bar magnet is __, the two pieces form two complete magnets, each with north and south pole.
When a bar magnet is cut into two equal halves, the pole strength of each piece –
Which one of the following statements about bar magnet is correct?
What is the net force experienced by a bar magnet placed in a uniform magnetic field?
When heated an iron bar expands 0.2% . If the increased length is 1cm , what is the original length of the bar ?
20°C  তাপমাত্রায় ও 1.5 bar চাপে একটি গ্যাস     0.1m3 আয়তন দখল করে। যদি গ্যাসের চাপ 7.5 bar এ সঙ্কুচিত করার ফলে   0.04m3    আয়তন দখল করে, তবে গ্যাসের শেষ তাপমাত্রা বাহির কর।
If a load W is applied instantaneously on a bar; Then the stress induced in bar will
The elongation of a conical bar under its own weight is __________ that of prismatic bar of the same length.
A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is