Please tell me what's a answer in this

4th option is correct

ans is 1 .....and one more think ..jb solenoid coil me pass aara hora hai tb flux increase hojate hai toh unko oppose krne ke liy induced current different direction me hoga means ...

I hope you got it my point

I think option 1 m I right or wrong I don't 9....becoz induced current will flow in such a direction that the flux it produces tends to cancel the charge... so jab solenoid coli se...

dear see attached.

option 4 is correct. Because poore process me, solenoid me current pehle bdha, top pe jake constant hua, fir ghata, but bdhne ka rate jada tha as compare to ghatne ka rate, iske pe...