Questions
A long bar magnet of time period ‘T’ is cut into four equal parts by cutting it perpendicular to both length and breadth. The time period of each part is
detailed solution
Correct option is D
T=20IMB=2πml2MB×12I1=I16M1=M4∴T1T=I1I×MM1∴T1T=116×4⇒T1=T2Talk to our academic expert!
Similar Questions
Sexual reproduction involves formation of male and female gametes by
a. same individual
b. different individual of opposite sex
c. different individual of different species
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